Merge branch 'main' of https://github.com/glitch-soc/mastodon

2024-07-05 00:47:49 +09:00 · 2024-07-05 00:47:49 +09:00 · b82a823bd5
commit b82a823bd5
parent 66052ebca4 05cfe04415
496 changed files with 7164 additions and 4375 deletions
--- a/.bundler-audit.yml
+++ b/.bundler-audit.yml
@ -1,6 +0,0 @@
---
-ignore:
-  # devise-two-factor advisory about brute-forcing TOTP
-  # We have rate-limits on authentication endpoints in place (including second
-  # factor verification) since Mastodon v3.2.0
-  - CVE-2024-0227
--- a/.eslintrc.js
+++ b/.eslintrc.js
@ -20,10 +20,6 @@ module.exports = defineConfig({
    es6: true,
  },

-  globals: {
-    ATTACHMENT_HOST: false,
-  },
-
  parser: '@typescript-eslint/parser',

  plugins: [
@ -79,7 +75,7 @@ module.exports = defineConfig({
        ],
      },
    ],
-    'no-empty': 'off',
+    'no-empty': ['error', { "allowEmptyCatch": true }],
    'no-restricted-properties': [
      'error',
      { property: 'substring', message: 'Use .slice instead of .substring.' },
@ -94,7 +90,6 @@ module.exports = defineConfig({
        message: "Use '·' (middle dot) instead of '•' (bullet)",
      },
    ],
-    'no-self-assign': 'off',
    'no-unused-expressions': 'error',
    'no-unused-vars': 'off',
    '@typescript-eslint/no-unused-vars': [
@ -119,12 +114,10 @@ module.exports = defineConfig({
    'react/jsx-tag-spacing': 'error',
    'react/jsx-uses-react': 'off', // not needed with new JSX transform
    'react/jsx-wrap-multilines': 'error',
-    'react/no-deprecated': 'off',
    'react/react-in-jsx-scope': 'off', // not needed with new JSX transform
    'react/self-closing-comp': 'error',

    // recommended values found in https://github.com/jsx-eslint/eslint-plugin-jsx-a11y/blob/v6.8.0/src/index.js#L46
-    'jsx-a11y/accessible-emoji': 'warn',
    'jsx-a11y/click-events-have-key-events': 'off',
    'jsx-a11y/label-has-associated-control': 'off',
    'jsx-a11y/media-has-caption': 'off',
@ -139,23 +132,6 @@ module.exports = defineConfig({
    // ],
    'jsx-a11y/no-interactive-element-to-noninteractive-role': 'off',
    // recommended rule is:
-    // 'jsx-a11y/no-noninteractive-element-interactions': [
-    //   'error',
-    //   {
-    //     body: ['onError', 'onLoad'],
-    //     iframe: ['onError', 'onLoad'],
-    //     img: ['onError', 'onLoad'],
-    //   },
-    // ],
-    'jsx-a11y/no-noninteractive-element-interactions': [
-      'warn',
-      {
-        handlers: [
-          'onClick',
-        ],
-      },
-    ],
-    // recommended rule is:
    // 'jsx-a11y/no-noninteractive-tabindex': [
    //   'error',
    //   {
@ -165,7 +141,6 @@ module.exports = defineConfig({
    //   },
    // ],
    'jsx-a11y/no-noninteractive-tabindex': 'off',
-    'jsx-a11y/no-onchange': 'off',
    // recommended is full 'error'
    'jsx-a11y/no-static-element-interactions': [
      'warn',
@ -366,6 +341,9 @@ module.exports = defineConfig({
        // Disable formatting rules that have been enabled in the base config
        'indent': 'off',

+        // This is not needed as we use noImplicitReturns, which handles this in addition to understanding types
+        'consistent-return': 'off',
+
        'import/consistent-type-specifier-style': ['error', 'prefer-top-level'],

        '@typescript-eslint/consistent-type-definitions': ['warn', 'interface'],
--- a/.github/workflows/bundler-audit.yml
+++ b/.github/workflows/bundler-audit.yml
@ -6,14 +6,12 @@ on:
    paths:
      - 'Gemfile*'
      - '.ruby-version'
-      - '.bundler-audit.yml'
      - '.github/workflows/bundler-audit.yml'

  pull_request:
    paths:
      - 'Gemfile*'
      - '.ruby-version'
-      - '.bundler-audit.yml'
      - '.github/workflows/bundler-audit.yml'

  schedule:
@ -23,12 +21,17 @@ jobs:
  security:
    runs-on: ubuntu-latest

+    env:
+      BUNDLE_ONLY: development
+
    steps:
      - name: Clone repository
        uses: actions/checkout@v4

-      - name: Set up Ruby environment
-        uses: ./.github/actions/setup-ruby
+      - name: Set up Ruby
+        uses: ruby/setup-ruby@v1
+        with:
+          bundler-cache: true

      - name: Run bundler-audit
-        run: bundle exec bundler-audit
+        run: bundle exec bundler-audit check --update
--- a/.github/workflows/lint-haml.yml
+++ b/.github/workflows/lint-haml.yml
@ -26,12 +26,18 @@ on:
 jobs:
  lint:
    runs-on: ubuntu-latest
+
+    env:
+      BUNDLE_ONLY: development
+
    steps:
      - name: Clone repository
        uses: actions/checkout@v4

-      - name: Set up Ruby environment
-        uses: ./.github/actions/setup-ruby
+      - name: Set up Ruby
+        uses: ruby/setup-ruby@v1
+        with:
+          bundler-cache: true

      - name: Run haml-lint
        run: |
--- a/.github/workflows/lint-ruby.yml
+++ b/.github/workflows/lint-ruby.yml
@ -27,19 +27,24 @@ jobs:
  lint:
    runs-on: ubuntu-latest

+    env:
+      BUNDLE_ONLY: development
+
    steps:
      - name: Clone repository
        uses: actions/checkout@v4

-      - name: Set up Ruby environment
-        uses: ./.github/actions/setup-ruby
+      - name: Set up Ruby
+        uses: ruby/setup-ruby@v1
+        with:
+          bundler-cache: true

      - name: Set-up RuboCop Problem Matcher
        uses: r7kamura/rubocop-problem-matchers-action@v1

      - name: Run rubocop
-        run: bundle exec rubocop
+        run: bin/rubocop

      - name: Run brakeman
        if: always() # Run both checks, even if the first failed
-        run: bundle exec brakeman
+        run: bin/brakeman
--- a/.github/workflows/test-migrations-two-step.yml
+++ b/.github/workflows/test-migrations-two-step.yml
@ -1,95 +0,0 @@
-name: Test two step migrations
-on:
-  push:
-    branches-ignore:
-      - 'dependabot/**'
-      - 'renovate/**'
-  pull_request:
-
-jobs:
-  pre_job:
-    runs-on: ubuntu-latest
-
-    outputs:
-      should_skip: ${{ steps.skip_check.outputs.should_skip }}
-
-    steps:
-      - id: skip_check
-        uses: fkirc/skip-duplicate-actions@v5
-        with:
-          paths: '["Gemfile*", ".ruby-version", "**/*.rb", ".github/workflows/test-migrations-two-step.yml", "lib/tasks/tests.rake"]'
-
-  test:
-    runs-on: ubuntu-latest
-    needs: pre_job
-    if: needs.pre_job.outputs.should_skip != 'true'
-
-    strategy:
-      fail-fast: false
-
-      matrix:
-        postgres:
-          - 14-alpine
-          - 15-alpine
-
-    services:
-      postgres:
-        image: postgres:${{ matrix.postgres}}
-        env:
-          POSTGRES_PASSWORD: postgres
-          POSTGRES_USER: postgres
-        options: >-
-          --health-cmd pg_isready
-          --health-interval 10s
-          --health-timeout 5s
-          --health-retries 5
-        ports:
-          - 5432:5432
-
-      redis:
-        image: redis:7-alpine
-        options: >-
-          --health-cmd "redis-cli ping"
-          --health-interval 10s
-          --health-timeout 5s
-          --health-retries 5
-        ports:
-          - 6379:6379
-
-    env:
-      CONTINUOUS_INTEGRATION: true
-      DB_HOST: localhost
-      DB_USER: postgres
-      DB_PASS: postgres
-      DISABLE_SIMPLECOV: true
-      RAILS_ENV: test
-      BUNDLE_CLEAN: true
-      BUNDLE_FROZEN: true
-      BUNDLE_WITHOUT: 'development production'
-      BUNDLE_JOBS: 3
-      BUNDLE_RETRY: 3
-
-    steps:
-      - uses: actions/checkout@v4
-
-      - name: Set up Ruby environment
-        uses: ./.github/actions/setup-ruby
-
-      - name: Create database
-        run: './bin/rails db:create'
-
-      - name: Run historical migrations with data population
-        run: './bin/rails tests:migrations:prepare_database'
-        env:
-          SKIP_POST_DEPLOYMENT_MIGRATIONS: true
-
-      - name: Run all remaining pre-deployment migrations
-        run: './bin/rails db:migrate'
-        env:
-          SKIP_POST_DEPLOYMENT_MIGRATIONS: true
-
-      - name: Run all post-deployment migrations
-        run: './bin/rails db:migrate'
-
-      - name: Check migration result
-        run: './bin/rails tests:migrations:check_database'
--- a/.github/workflows/test-migrations-one-step.yml
+++ b/.github/workflows/test-migrations-one-step.yml
@ -1,4 +1,5 @@
-name: Test one step migrations
+name: Historical data migration test
+
 on:
  push:
    branches-ignore:
@ -17,7 +18,7 @@ jobs:
      - id: skip_check
        uses: fkirc/skip-duplicate-actions@v5
        with:
-          paths: '["Gemfile*", ".ruby-version", "**/*.rb", ".github/workflows/test-migrations-one-step.yml", "lib/tasks/tests.rake"]'
+          paths: '["Gemfile*", ".ruby-version", "**/*.rb", ".github/workflows/test-migrations.yml", "lib/tasks/tests.rake"]'

  test:
    runs-on: ubuntu-latest
@ -40,9 +41,9 @@ jobs:
          POSTGRES_USER: postgres
        options: >-
          --health-cmd pg_isready
-          --health-interval 10s
-          --health-timeout 5s
-          --health-retries 5
+          --health-interval 10ms
+          --health-timeout 3s
+          --health-retries 50
        ports:
          - 5432:5432

@ -50,14 +51,13 @@ jobs:
        image: redis:7-alpine
        options: >-
          --health-cmd "redis-cli ping"
-          --health-interval 10s
-          --health-timeout 5s
-          --health-retries 5
+          --health-interval 10ms
+          --health-timeout 3s
+          --health-retries 50
        ports:
          - 6379:6379

    env:
-      CONTINUOUS_INTEGRATION: true
      DB_HOST: localhost
      DB_USER: postgres
      DB_PASS: postgres
@ -65,7 +65,7 @@ jobs:
      RAILS_ENV: test
      BUNDLE_CLEAN: true
      BUNDLE_FROZEN: true
-      BUNDLE_WITHOUT: 'development production'
+      BUNDLE_WITHOUT: 'development:production'
      BUNDLE_JOBS: 3
      BUNDLE_RETRY: 3

@ -75,14 +75,19 @@ jobs:
      - name: Set up Ruby environment
        uses: ./.github/actions/setup-ruby

-      - name: Create database
-        run: './bin/rails db:create'
+      - name: Test "one step migration" flow
+        run: |
+          bin/rails db:drop
+          bin/rails db:create
+          bin/rails tests:migrations:prepare_database
+          bin/rails db:migrate
+          bin/rails tests:migrations:check_database

-      - name: Run historical migrations with data population
-        run: './bin/rails tests:migrations:prepare_database'
-
-      - name: Run all remaining migrations
-        run: './bin/rails db:migrate'
-
-      - name: Check migration result
-        run: './bin/rails tests:migrations:check_database'
+      - name: Test "two step migration" flow
+        run: |
+          bin/rails db:drop
+          bin/rails db:create
+          SKIP_POST_DEPLOYMENT_MIGRATIONS=true bin/rails tests:migrations:prepare_database
+          SKIP_POST_DEPLOYMENT_MIGRATIONS=true bin/rails db:migrate
+          bin/rails db:migrate
+          bin/rails tests:migrations:check_database
--- a/.github/workflows/test-ruby.yml
+++ b/.github/workflows/test-ruby.yml
@ -28,11 +28,7 @@ jobs:
    env:
      RAILS_ENV: ${{ matrix.mode }}
      BUNDLE_WITH: ${{ matrix.mode }}
-      ACTIVE_RECORD_ENCRYPTION_DETERMINISTIC_KEY: precompile_placeholder
-      ACTIVE_RECORD_ENCRYPTION_KEY_DERIVATION_SALT: precompile_placeholder
-      ACTIVE_RECORD_ENCRYPTION_PRIMARY_KEY: precompile_placeholder
-      OTP_SECRET: precompile_placeholder
-      SECRET_KEY_BASE: precompile_placeholder
+      SECRET_KEY_BASE_DUMMY: 1

    steps:
      - uses: actions/checkout@v4
@ -77,9 +73,9 @@ jobs:
          POSTGRES_USER: postgres
        options: >-
          --health-cmd pg_isready
-          --health-interval 10s
-          --health-timeout 5s
-          --health-retries 5
+          --health-interval 10ms
+          --health-timeout 3s
+          --health-retries 50
        ports:
          - 5432:5432

@ -87,9 +83,9 @@ jobs:
        image: redis:7-alpine
        options: >-
          --health-cmd "redis-cli ping"
-          --health-interval 10s
-          --health-timeout 5s
-          --health-retries 5
+          --health-interval 10ms
+          --health-timeout 3s
+          --health-retries 50
        ports:
          - 6379:6379

@ -136,15 +132,17 @@ jobs:
          additional-system-dependencies: ffmpeg libpam-dev

      - name: Load database schema
-        run: './bin/rails db:create db:schema:load db:seed'
+        run: |
+          bin/rails db:setup
+          bin/flatware fan bin/rails db:test:prepare

-      - run: bin/rspec
+      - run: bin/flatware rspec -r ./spec/flatware_helper.rb

      - name: Upload coverage reports to Codecov
        if: matrix.ruby-version == '.ruby-version'
        uses: codecov/codecov-action@v4
        with:
-          files: coverage/lcov/mastodon.lcov
+          files: coverage/lcov/*.lcov
        env:
          CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}

@ -163,9 +161,9 @@ jobs:
          POSTGRES_USER: postgres
        options: >-
          --health-cmd pg_isready
-          --health-interval 10s
-          --health-timeout 5s
-          --health-retries 5
+          --health-interval 10ms
+          --health-timeout 3s
+          --health-retries 50
        ports:
          - 5432:5432

@ -173,9 +171,9 @@ jobs:
        image: redis:7-alpine
        options: >-
          --health-cmd "redis-cli ping"
-          --health-interval 10s
-          --health-timeout 5s
-          --health-retries 5
+          --health-interval 10ms
+          --health-timeout 3s
+          --health-retries 50
        ports:
          - 6379:6379

@ -250,9 +248,9 @@ jobs:
          POSTGRES_USER: postgres
        options: >-
          --health-cmd pg_isready
-          --health-interval 10s
-          --health-timeout 5s
-          --health-retries 5
+          --health-interval 10ms
+          --health-timeout 3s
+          --health-retries 50
        ports:
          - 5432:5432

@ -260,9 +258,9 @@ jobs:
        image: redis:7-alpine
        options: >-
          --health-cmd "redis-cli ping"
-          --health-interval 10s
-          --health-timeout 5s
-          --health-retries 5
+          --health-interval 10ms
+          --health-timeout 3s
+          --health-retries 50
        ports:
          - 6379:6379

@ -289,9 +287,13 @@ jobs:

      - uses: actions/download-artifact@v4
        with:
-          path: './public'
+          path: './'
          name: ${{ github.sha }}

+      - name: Expand archived asset artifacts
+        run: |
+          tar xvzf artifacts.tar.gz
+
      - name: Set up Ruby environment
        uses: ./.github/actions/setup-ruby
        with:
@ -335,9 +337,9 @@ jobs:
          POSTGRES_USER: postgres
        options: >-
          --health-cmd pg_isready
-          --health-interval 10s
-          --health-timeout 5s
-          --health-retries 5
+          --health-interval 10ms
+          --health-timeout 3s
+          --health-retries 50
        ports:
          - 5432:5432

@ -345,9 +347,9 @@ jobs:
        image: redis:7-alpine
        options: >-
          --health-cmd "redis-cli ping"
-          --health-interval 10s
-          --health-timeout 5s
-          --health-retries 5
+          --health-interval 10ms
+          --health-timeout 3s
+          --health-retries 50
        ports:
          - 6379:6379

@ -358,9 +360,9 @@ jobs:
          xpack.security.enabled: false
        options: >-
          --health-cmd "curl http://localhost:9200/_cluster/health"
-          --health-interval 10s
-          --health-timeout 5s
-          --health-retries 10
+          --health-interval 2s
+          --health-timeout 3s
+          --health-retries 50
        ports:
          - 9200:9200

@ -372,9 +374,9 @@ jobs:
          DISABLE_SECURITY_PLUGIN: true
        options: >-
          --health-cmd "curl http://localhost:9200/_cluster/health"
-          --health-interval 10s
-          --health-timeout 5s
-          --health-retries 10
+          --health-interval 2s
+          --health-timeout 3s
+          --health-retries 50
        ports:
          - 9200:9200

@ -409,7 +411,7 @@ jobs:

      - uses: actions/download-artifact@v4
        with:
-          path: './public'
+          path: './'
          name: ${{ github.sha }}

      - name: Set up Ruby environment
--- a/.nvmrc
+++ b/.nvmrc
@ -1 +1 @@
-20.14
+20.15
--- a/.rubocop.yml
+++ b/.rubocop.yml
@ -1,7 +1,27 @@
-# Can be removed once all rules are addressed or moved to this file as documented overrides
-inherit_from: .rubocop_todo.yml
+---
+AllCops:
+  CacheRootDirectory: tmp
+  DisplayStyleGuide: true
+  Exclude:
+    - Vagrantfile
+    - config/initializers/json_ld*
+    - lib/mastodon/migration_helpers.rb
+  ExtraDetails: true
+  NewCops: enable
+  TargetRubyVersion: 3.1 # Oldest supported ruby version
+
+inherit_from:
+  - .rubocop/layout.yml
+  - .rubocop/metrics.yml
+  - .rubocop/naming.yml
+  - .rubocop/rails.yml
+  - .rubocop/rspec_rails.yml
+  - .rubocop/rspec.yml
+  - .rubocop/style.yml
+  - .rubocop/custom.yml
+  - .rubocop_todo.yml
+  - .rubocop/strict.yml

-# Used for merging with exclude lists with .rubocop_todo.yml
 inherit_mode:
  merge:
    - Exclude
@ -12,229 +32,3 @@ require:
  - rubocop-rspec_rails
  - rubocop-performance
  - rubocop-capybara
-  - ./lib/linter/rubocop_middle_dot
-
-AllCops:
-  TargetRubyVersion: 3.1 # Set to minimum supported version of CI
-  DisplayCopNames: true
-  DisplayStyleGuide: true
-  ExtraDetails: true
-  UseCache: true
-  CacheRootDirectory: tmp
-  NewCops: enable # Opt-in to newly added rules
-  Exclude:
-    - db/schema.rb
-    - 'bin/*'
-    - 'node_modules/**/*'
-    - 'Vagrantfile'
-    - 'vendor/**/*'
-    - 'config/initializers/json_ld*' # Generated files
-    - 'lib/mastodon/migration_helpers.rb' # Vendored from GitLab
-    - 'lib/templates/**/*'
-
-# Reason: Prefer Hashes without extreme indentation
-# https://docs.rubocop.org/rubocop/cops_layout.html#layoutfirsthashelementindentation
-Layout/FirstHashElementIndentation:
-  EnforcedStyle: consistent
-
-# Reason: Currently disabled in .rubocop_todo.yml
-# https://docs.rubocop.org/rubocop/cops_layout.html#layoutlinelength
-Layout/LineLength:
-  Max: 300 # Default of 120 causes a duplicate entry in generated todo file
-
-## Disable most Metrics/*Length cops
-# Reason: those are often triggered and force significant refactors when this happend
-#         but the team feel they are not really improving the code quality.
-
-# https://docs.rubocop.org/rubocop/cops_metrics.html#metricsblocklength
-Metrics/BlockLength:
-  Enabled: false
-
-# https://docs.rubocop.org/rubocop/cops_metrics.html#metricsclasslength
-Metrics/ClassLength:
-  Enabled: false
-
-# https://docs.rubocop.org/rubocop/cops_metrics.html#metricsmethodlength
-Metrics/MethodLength:
-  Enabled: false
-
-# https://docs.rubocop.org/rubocop/cops_metrics.html#metricsmodulelength
-Metrics/ModuleLength:
-  Enabled: false
-
-## End Disable Metrics/*Length cops
-
-# Reason: Currently disabled in .rubocop_todo.yml
-# https://docs.rubocop.org/rubocop/cops_metrics.html#metricsabcsize
-Metrics/AbcSize:
-  Exclude:
-    - 'lib/mastodon/cli/*.rb'
-
-# Reason: Currently disabled in .rubocop_todo.yml
-# https://docs.rubocop.org/rubocop/cops_metrics.html#metricscyclomaticcomplexity
-Metrics/CyclomaticComplexity:
-  Exclude:
-    - lib/mastodon/cli/*.rb
-
-# Reason:
-# https://docs.rubocop.org/rubocop/cops_metrics.html#metricsparameterlists
-Metrics/ParameterLists:
-  CountKeywordArgs: false
-
-# Reason: Prefer seeing a variable name
-# https://docs.rubocop.org/rubocop/cops_naming.html#namingblockforwarding
-Naming/BlockForwarding:
-  EnforcedStyle: explicit
-
-# Reason: Prevailing style is argument file paths
-# https://docs.rubocop.org/rubocop-rails/cops_rails.html#railsfilepath
-Rails/FilePath:
-  EnforcedStyle: arguments
-
-# Reason: Prevailing style uses numeric status codes, matches RSpec/Rails/HttpStatus
-# https://docs.rubocop.org/rubocop-rails/cops_rails.html#railshttpstatus
-Rails/HttpStatus:
-  EnforcedStyle: numeric
-
-# Reason: Conflicts with `Lint/UselessMethodDefinition` for inherited controller actions
-# https://docs.rubocop.org/rubocop-rails/cops_rails.html#railslexicallyscopedactionfilter
-Rails/LexicallyScopedActionFilter:
-  Exclude:
-    - 'app/controllers/auth/*'
-
-# Reason: These tasks are doing local work which do not need full env loaded
-# https://docs.rubocop.org/rubocop-rails/cops_rails.html#railsrakeenvironment
-Rails/RakeEnvironment:
-  Exclude:
-    - 'lib/tasks/auto_annotate_models.rake'
-    - 'lib/tasks/emojis.rake'
-    - 'lib/tasks/mastodon.rake'
-    - 'lib/tasks/repo.rake'
-    - 'lib/tasks/statistics.rake'
-
-# Reason: There are appropriate times to use these features
-# https://docs.rubocop.org/rubocop-rails/cops_rails.html#railsskipsmodelvalidations
-Rails/SkipsModelValidations:
-  Enabled: false
-
-# Reason: We want to preserve the ability to migrate from arbitrary old versions,
-# and cannot guarantee that every installation has run every migration as they upgrade.
-# https://docs.rubocop.org/rubocop-rails/cops_rails.html#railsunusedignoredcolumns
-Rails/UnusedIgnoredColumns:
-  Enabled: false
-
-# Reason: Prevailing style choice
-# https://docs.rubocop.org/rubocop-rails/cops_rails.html#railsnegateinclude
-Rails/NegateInclude:
-  Enabled: false
-
-# Reason: Enforce default limit, but allow some elements to span lines
-# https://docs.rubocop.org/rubocop-rspec/cops_rspec.html#rspecexamplelength
-RSpec/ExampleLength:
-  CountAsOne: ['array', 'heredoc', 'method_call']
-
-# Reason: Deprecated cop, will be removed in 3.0, replaced by SpecFilePathFormat
-# https://docs.rubocop.org/rubocop-rspec/cops_rspec.html#rspecfilepath
-RSpec/FilePath:
-  Enabled: false
-
-# Reason:
-# https://docs.rubocop.org/rubocop-rspec/cops_rspec.html#rspecnamedsubject
-RSpec/NamedSubject:
-  EnforcedStyle: named_only
-
-# Reason: Prevailing style choice
-# https://docs.rubocop.org/rubocop-rspec/cops_rspec.html#rspecnottonot
-RSpec/NotToNot:
-  EnforcedStyle: to_not
-
-# Reason: Match overrides from Rspec/FilePath rule above
-# https://docs.rubocop.org/rubocop-rspec/cops_rspec.html#rspecspecfilepathformat
-RSpec/SpecFilePathFormat:
-  CustomTransform:
-    ActivityPub: activitypub
-    DeepL: deepl
-    FetchOEmbedService: fetch_oembed_service
-    OEmbedController: oembed_controller
-    OStatus: ostatus
-
-# Reason: Prevailing style uses numeric status codes, matches Rails/HttpStatus
-# https://docs.rubocop.org/rubocop-rspec/cops_rspec_rails.html#rspecrailshttpstatus
-RSpecRails/HttpStatus:
-  EnforcedStyle: numeric
-
-# Reason:
-# https://docs.rubocop.org/rubocop/cops_style.html#styleclassandmodulechildren
-Style/ClassAndModuleChildren:
-  Enabled: false
-
-# Reason: Classes mostly self-document with their names
-# https://docs.rubocop.org/rubocop/cops_style.html#styledocumentation
-Style/Documentation:
-  Enabled: false
-
-# Reason: Route redirects are not token-formatted and must be skipped
-# https://docs.rubocop.org/rubocop/cops_style.html#styleformatstringtoken
-Style/FormatStringToken:
-  inherit_mode:
-    merge:
-      - AllowedMethods # The rubocop-rails config adds `redirect`
-  AllowedMethods:
-    - redirect_with_vary
-
-# Reason: Prevailing style choice
-# https://docs.rubocop.org/rubocop/cops_style.html#stylehashaslastarrayitem
-Style/HashAsLastArrayItem:
-  Enabled: false
-
-# Reason: Enforce modern Ruby style
-# https://docs.rubocop.org/rubocop/cops_style.html#stylehashsyntax
-Style/HashSyntax:
-  EnforcedStyle: ruby19_no_mixed_keys
-  EnforcedShorthandSyntax: either
-
-# Reason:
-# https://docs.rubocop.org/rubocop/cops_style.html#stylenumericliterals
-Style/NumericLiterals:
-  AllowedPatterns:
-    - \d{4}_\d{2}_\d{2}_\d{6} # For DB migration date version number readability
-
-# Reason:
-# https://docs.rubocop.org/rubocop/cops_style.html#stylepercentliteraldelimiters
-Style/PercentLiteralDelimiters:
-  PreferredDelimiters:
-    '%i': '()'
-    '%w': '()'
-
-# Reason: Prefer less indentation in conditional assignments
-# https://docs.rubocop.org/rubocop/cops_style.html#styleredundantbegin
-Style/RedundantBegin:
-  Enabled: false
-
-# Reason: Prevailing style choice
-# https://docs.rubocop.org/rubocop/cops_style.html#styleredundantfetchblock
-Style/RedundantFetchBlock:
-  Enabled: false
-
-# Reason: Overridden to reduce implicit StandardError rescues
-# https://docs.rubocop.org/rubocop/cops_style.html#stylerescuestandarderror
-Style/RescueStandardError:
-  EnforcedStyle: implicit
-
-# Reason: Originally disabled for CodeClimate, and no config consensus has been found
-# https://docs.rubocop.org/rubocop/cops_style.html#stylesymbolarray
-Style/SymbolArray:
-  Enabled: false
-
-# Reason:
-# https://docs.rubocop.org/rubocop/cops_style.html#styletrailingcommainarrayliteral
-Style/TrailingCommaInArrayLiteral:
-  EnforcedStyleForMultiline: 'comma'
-
-# Reason:
-# https://docs.rubocop.org/rubocop/cops_style.html#styletrailingcommainhashliteral
-Style/TrailingCommaInHashLiteral:
-  EnforcedStyleForMultiline: 'comma'
-
-Style/MiddleDot:
-  Enabled: true
--- a/.rubocop/custom.yml
+++ b/.rubocop/custom.yml
@ -0,0 +1,6 @@
+---
+require:
+  - ../lib/linter/rubocop_middle_dot
+
+Style/MiddleDot:
+  Enabled: true
--- a/.rubocop/layout.yml
+++ b/.rubocop/layout.yml
@ -0,0 +1,6 @@
+---
+Layout/FirstHashElementIndentation:
+  EnforcedStyle: consistent
+
+Layout/LineLength:
+  Max: 300 # Default of 120 causes a duplicate entry in generated todo file
--- a/.rubocop/metrics.yml
+++ b/.rubocop/metrics.yml
@ -0,0 +1,23 @@
+---
+Metrics/AbcSize:
+  Exclude:
+    - lib/mastodon/cli/*.rb
+
+Metrics/BlockLength:
+  Enabled: false
+
+Metrics/ClassLength:
+  Enabled: false
+
+Metrics/CyclomaticComplexity:
+  Exclude:
+    - lib/mastodon/cli/*.rb
+
+Metrics/MethodLength:
+  Enabled: false
+
+Metrics/ModuleLength:
+  Enabled: false
+
+Metrics/ParameterLists:
+  CountKeywordArgs: false
--- a/.rubocop/naming.yml
+++ b/.rubocop/naming.yml
@ -0,0 +1,3 @@
+---
+Naming/BlockForwarding:
+  EnforcedStyle: explicit
--- a/.rubocop/rails.yml
+++ b/.rubocop/rails.yml
@ -0,0 +1,23 @@
+---
+Rails/BulkChangeTable:
+  Enabled: false # Conflicts with strong_migrations features
+
+Rails/FilePath:
+  EnforcedStyle: arguments
+
+Rails/HttpStatus:
+  EnforcedStyle: numeric
+
+Rails/NegateInclude:
+  Enabled: false
+
+Rails/RakeEnvironment:
+  Exclude: # Tasks are doing local work which do not need full env loaded
+    - lib/tasks/auto_annotate_models.rake
+    - lib/tasks/emojis.rake
+    - lib/tasks/mastodon.rake
+    - lib/tasks/repo.rake
+    - lib/tasks/statistics.rake
+
+Rails/SkipsModelValidations:
+  Enabled: false
--- a/.rubocop/rspec.yml
+++ b/.rubocop/rspec.yml
@ -0,0 +1,27 @@
+---
+RSpec/ExampleLength:
+  CountAsOne: ['array', 'heredoc', 'method_call']
+  Max: 20 # Override default of 5
+
+RSpec/MultipleExpectations:
+  Max: 10 # Overrides default of 1
+
+RSpec/MultipleMemoizedHelpers:
+  Max: 20 # Overrides default of 5
+
+RSpec/NamedSubject:
+  EnforcedStyle: named_only
+
+RSpec/NestedGroups:
+  Max: 10 # Overrides default of 3
+
+RSpec/NotToNot:
+  EnforcedStyle: to_not
+
+RSpec/SpecFilePathFormat:
+  CustomTransform:
+    ActivityPub: activitypub
+    DeepL: deepl
+    FetchOEmbedService: fetch_oembed_service
+    OEmbedController: oembed_controller
+    OStatus: ostatus
--- a/.rubocop/rspec_rails.yml
+++ b/.rubocop/rspec_rails.yml
@ -0,0 +1,3 @@
+---
+RSpecRails/HttpStatus:
+  EnforcedStyle: numeric
--- a/.rubocop/strict.yml
+++ b/.rubocop/strict.yml
@ -0,0 +1,19 @@
+Lint/Debugger: # Remove any `binding.pry`
+  Enabled: true
+  Exclude: []
+
+RSpec/Focus: # Require full spec run on CI
+  Enabled: true
+  Exclude: []
+
+Rails/Output: # Remove any `puts` debugging
+  Enabled: true
+  Exclude: []
+
+Rails/FindEach: # Using `each` could impact performance, use `find_each`
+  Enabled: true
+  Exclude: []
+
+Rails/UniqBeforePluck: # Require `uniq.pluck` and not `pluck.uniq`
+  Enabled: true
+  Exclude: []
--- a/.rubocop/style.yml
+++ b/.rubocop/style.yml
@ -0,0 +1,47 @@
+---
+Style/ClassAndModuleChildren:
+  Enabled: false
+
+Style/Documentation:
+  Enabled: false
+
+Style/FormatStringToken:
+  AllowedMethods:
+    - redirect_with_vary # Route redirects are not token-formatted
+  inherit_mode:
+    merge:
+      - AllowedMethods
+
+Style/HashAsLastArrayItem:
+  Enabled: false
+
+Style/HashSyntax:
+  EnforcedShorthandSyntax: either
+  EnforcedStyle: ruby19_no_mixed_keys
+
+Style/NumericLiterals:
+  AllowedPatterns:
+    - \d{4}_\d{2}_\d{2}_\d{6}
+
+Style/PercentLiteralDelimiters:
+  PreferredDelimiters:
+    '%i': ()
+    '%w': ()
+
+Style/RedundantBegin:
+  Enabled: false
+
+Style/RedundantFetchBlock:
+  Enabled: false
+
+Style/RescueStandardError:
+  EnforcedStyle: implicit
+
+Style/SymbolArray:
+  Enabled: false
+
+Style/TrailingCommaInArrayLiteral:
+  EnforcedStyleForMultiline: comma
+
+Style/TrailingCommaInHashLiteral:
+  EnforcedStyleForMultiline: comma
--- a/.rubocop_todo.yml
+++ b/.rubocop_todo.yml
@ -1,6 +1,6 @@
 # This configuration was generated by
-# `rubocop --auto-gen-config --auto-gen-only-exclude --no-exclude-limit --no-offense-counts --no-auto-gen-timestamp`
-# using RuboCop version 1.63.5.
+# `rubocop --auto-gen-config --auto-gen-only-exclude --no-offense-counts --no-auto-gen-timestamp`
+# using RuboCop version 1.64.1.
 # The point is for the user to remove these configuration records
 # one by one as the offenses are removed from the code base.
 # Note that changes in the inspected code, or installation of new
@ -27,33 +27,10 @@ Metrics/CyclomaticComplexity:
 Metrics/PerceivedComplexity:
  Max: 27

-# Configuration parameters: CountAsOne.
-RSpec/ExampleLength:
-  Max: 18
-
-RSpec/MultipleExpectations:
-  Max: 7
-
-# Configuration parameters: AllowSubject.
-RSpec/MultipleMemoizedHelpers:
-  Max: 17
-
-# Configuration parameters: AllowedGroups.
-RSpec/NestedGroups:
-  Max: 6
-
 Rails/OutputSafety:
  Exclude:
    - 'config/initializers/simple_form.rb'

-# This cop supports unsafe autocorrection (--autocorrect-all).
-# Configuration parameters: AllowedMethods, AllowedPatterns.
-# AllowedMethods: ==, equal?, eql?
-Style/ClassEqualityComparison:
-  Exclude:
-    - 'app/helpers/jsonld_helper.rb'
-    - 'app/serializers/activitypub/outbox_serializer.rb'
-
 # This cop supports safe autocorrection (--autocorrect).
 # Configuration parameters: AllowedVars.
 Style/FetchEnvVar:
@ -70,7 +47,6 @@ Style/FetchEnvVar:
    - 'config/initializers/vapid.rb'
    - 'lib/mastodon/redis_config.rb'
    - 'lib/tasks/repo.rake'
-    - 'spec/system/profile_spec.rb'

 # This cop supports safe autocorrection (--autocorrect).
 # Configuration parameters: EnforcedStyle, MaxUnannotatedPlaceholdersAllowed, AllowedMethods, AllowedPatterns.
@ -81,40 +57,10 @@ Style/FormatStringToken:
    - 'config/initializers/devise.rb'
    - 'lib/paperclip/color_extractor.rb'

-# This cop supports unsafe autocorrection (--autocorrect-all).
-Style/GlobalStdStream:
-  Exclude:
-    - 'config/environments/development.rb'
-    - 'config/environments/production.rb'
-
 # This cop supports safe autocorrection (--autocorrect).
 # Configuration parameters: MinBodyLength, AllowConsecutiveConditionals.
 Style/GuardClause:
-  Exclude:
-    - 'app/lib/activitypub/activity/block.rb'
-    - 'app/lib/request.rb'
-    - 'app/lib/request_pool.rb'
-    - 'app/lib/webfinger.rb'
-    - 'app/lib/webfinger_resource.rb'
-    - 'app/models/concerns/account/counters.rb'
-    - 'app/models/concerns/user/ldap_authenticable.rb'
-    - 'app/models/tag.rb'
-    - 'app/models/user.rb'
-    - 'app/services/fan_out_on_write_service.rb'
-    - 'app/services/post_status_service.rb'
-    - 'app/services/process_hashtags_service.rb'
-    - 'app/workers/move_worker.rb'
-    - 'app/workers/redownload_avatar_worker.rb'
-    - 'app/workers/redownload_header_worker.rb'
-    - 'app/workers/redownload_media_worker.rb'
-    - 'app/workers/remote_account_refresh_worker.rb'
-    - 'config/initializers/devise.rb'
-    - 'lib/devise/strategies/two_factor_ldap_authenticatable.rb'
-    - 'lib/devise/strategies/two_factor_pam_authenticatable.rb'
-    - 'lib/mastodon/cli/accounts.rb'
-    - 'lib/mastodon/cli/maintenance.rb'
-    - 'lib/mastodon/cli/media.rb'
-    - 'lib/tasks/repo.rake'
+  Enabled: false

 # This cop supports unsafe autocorrection (--autocorrect-all).
 Style/HashTransformValues:
@ -136,16 +82,10 @@ Style/MutableConstant:
    - 'app/services/delete_account_service.rb'
    - 'lib/mastodon/migration_warning.rb'

-# This cop supports safe autocorrection (--autocorrect).
-Style/NilLambda:
-  Exclude:
-    - 'config/initializers/paperclip.rb'
-
 # Configuration parameters: AllowedMethods.
 # AllowedMethods: respond_to_missing?
 Style/OptionalBooleanParameter:
  Exclude:
-    - 'app/helpers/admin/account_moderation_notes_helper.rb'
    - 'app/helpers/jsonld_helper.rb'
    - 'app/lib/admin/system_check/message.rb'
    - 'app/lib/request.rb'
@ -169,13 +109,6 @@ Style/RedundantConstantBase:
    - 'config/environments/production.rb'
    - 'config/initializers/sidekiq.rb'

-# This cop supports unsafe autocorrection (--autocorrect-all).
-# Configuration parameters: ConvertCodeThatCanStartToReturnNil, AllowedMethods, MaxChainLength.
-# AllowedMethods: present?, blank?, presence, try, try!
-Style/SafeNavigation:
-  Exclude:
-    - 'app/models/concerns/account/finder_concern.rb'
-
 # This cop supports safe autocorrection (--autocorrect).
 # Configuration parameters: WordRegex.
 # SupportedStyles: percent, brackets
--- a/.ruby-version
+++ b/.ruby-version
@ -1 +1 @@
-3.3.2
+3.3.3
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@ -2,6 +2,37 @@

 All notable changes to this project will be documented in this file.

+## [4.2.10] - 2024-07-04
+
+### Security
+
+- Fix incorrect permission checking on multiple API endpoints ([GHSA-58x8-3qxw-6hm7](https://github.com/mastodon/mastodon/security/advisories/GHSA-58x8-3qxw-6hm7))
+- Fix incorrect authorship checking when processing some activities (CVE-2024-37903, [GHSA-xjvf-fm67-4qc3](https://github.com/mastodon/mastodon/security/advisories/GHSA-xjvf-fm67-4qc3))
+- Fix ongoing streaming sessions not being invalidated when application tokens get revoked ([GHSA-vp5r-5pgw-jwqx](https://github.com/mastodon/mastodon/security/advisories/GHSA-vp5r-5pgw-jwqx))
+- Update dependencies
+
+### Added
+
+- Add yarn version specification to avoid confusion with Yarn 3 and Yarn 4
+
+### Changed
+
+- Change preview cards generation to skip unusually long URLs ([oneiros](https://github.com/mastodon/mastodon/pull/30854))
+- Change search modifiers to be case-insensitive ([Gargron](https://github.com/mastodon/mastodon/pull/30865))
+- Change `STATSD_ADDR` handling to emit a warning rather than crashing if the address is unreachable ([timothyjrogers](https://github.com/mastodon/mastodon/pull/30691))
+- Change PWA start URL from `/home` to `/` ([ClearlyClaire](https://github.com/mastodon/mastodon/pull/27377))
+
+### Removed
+
+- Removed dependency on `posix-spawn` ([ClearlyClaire](https://github.com/mastodon/mastodon/pull/18559))
+
+### Fixed
+
+- Fix scheduled statuses scheduled in less than 5 minutes being immediately published ([danielmbrasil](https://github.com/mastodon/mastodon/pull/30584))
+- Fix encoding detection for link cards ([oneiros](https://github.com/mastodon/mastodon/pull/30780))
+- Fix `/admin/accounts/:account_id/statuses/:id` for edited posts with media attachments ([ClearlyClaire](https://github.com/mastodon/mastodon/pull/30819))
+- Fix duplicate `@context` attribute in user archive export ([ClearlyClaire](https://github.com/mastodon/mastodon/pull/30653))
+
 ## [4.2.9] - 2024-05-30

 ### Security
--- a/190
+++ b/190
@ -1,4 +1,4 @@
-# syntax=docker/dockerfile:1.7
+# syntax=docker/dockerfile:1.8

 # This file is designed for production server deployment, not local development work
 # For a containerized local dev environment, see: https://github.com/mastodon/mastodon/blob/main/README.md#docker
@ -12,22 +12,22 @@ ARG BUILDPLATFORM=${BUILDPLATFORM}

 # Ruby image to use for base image, change with [--build-arg RUBY_VERSION="3.3.x"]
 # renovate: datasource=docker depName=docker.io/ruby
-ARG RUBY_VERSION="3.3.2"
+ARG RUBY_VERSION="3.3.3"
 # # Node version to use in base image, change with [--build-arg NODE_MAJOR_VERSION="20"]
 # renovate: datasource=node-version depName=node
 ARG NODE_MAJOR_VERSION="20"
 # Debian image to use for base image, change with [--build-arg DEBIAN_VERSION="bookworm"]
 ARG DEBIAN_VERSION="bookworm"
 # Node image to use for base image based on combined variables (ex: 20-bookworm-slim)
-FROM docker.io/node:${NODE_MAJOR_VERSION}-${DEBIAN_VERSION}-slim as node
+FROM docker.io/node:${NODE_MAJOR_VERSION}-${DEBIAN_VERSION}-slim AS node
 # Ruby image to use for base image based on combined variables (ex: 3.3.x-slim-bookworm)
-FROM docker.io/ruby:${RUBY_VERSION}-slim-${DEBIAN_VERSION} as ruby
+FROM docker.io/ruby:${RUBY_VERSION}-slim-${DEBIAN_VERSION} AS ruby

 # Resulting version string is vX.X.X-MASTODON_VERSION_PRERELEASE+MASTODON_VERSION_METADATA
-# Example: v4.2.0-nightly.2023.11.09+something
-# Overwrite existence of 'alpha.0' in version.rb [--build-arg MASTODON_VERSION_PRERELEASE="nightly.2023.11.09"]
+# Example: v4.3.0-nightly.2023.11.09+pr-123456
+# Overwrite existence of 'alpha.X' in version.rb [--build-arg MASTODON_VERSION_PRERELEASE="nightly.2023.11.09"]
 ARG MASTODON_VERSION_PRERELEASE=""
-# Append build metadata or fork information to version.rb [--build-arg MASTODON_VERSION_METADATA="pr-12345"]
+# Append build metadata or fork information to version.rb [--build-arg MASTODON_VERSION_METADATA="pr-123456"]
 ARG MASTODON_VERSION_METADATA=""

 # Allow Ruby on Rails to serve static files
@ -48,8 +48,6 @@ ENV \
 # Apply Mastodon version information
  MASTODON_VERSION_PRERELEASE="${MASTODON_VERSION_PRERELEASE}" \
  MASTODON_VERSION_METADATA="${MASTODON_VERSION_METADATA}" \
-# Enable libvips
-  MASTODON_USE_LIBVIPS=true \
 # Apply Mastodon static files and YJIT options
  RAILS_SERVE_STATIC_FILES=${RAILS_SERVE_STATIC_FILES} \
  RUBY_YJIT_ENABLE=${RUBY_YJIT_ENABLE} \
@ -67,7 +65,9 @@ ENV \
  DEBIAN_FRONTEND="noninteractive" \
  PATH="${PATH}:/opt/ruby/bin:/opt/mastodon/bin" \
 # Optimize jemalloc 5.x performance
-  MALLOC_CONF="narenas:2,background_thread:true,thp:never,dirty_decay_ms:1000,muzzy_decay_ms:0"
+  MALLOC_CONF="narenas:2,background_thread:true,thp:never,dirty_decay_ms:1000,muzzy_decay_ms:0" \
+# Enable libvips, should not be changed
+  MASTODON_USE_LIBVIPS=true

 # Set default shell used for running commands
 SHELL ["/bin/bash", "-o", "pipefail", "-o", "errexit", "-c"]
@ -100,11 +100,8 @@ RUN \
  apt-get dist-upgrade -yq; \
 # Install jemalloc, curl and other necessary components
  apt-get install -y --no-install-recommends \
-    ca-certificates \
    curl \
-    ffmpeg \
    file \
-    libvips42 \
    libjemalloc2 \
    patchelf \
    procps \
@ -120,7 +117,7 @@ RUN \
  ;

 # Create temporary build layer from base image
-FROM ruby as build
+FROM ruby AS build

 # Copy Node package configuration files into working directory
 COPY package.json yarn.lock .yarnrc.yml /opt/mastodon/
@ -138,18 +135,47 @@ RUN \
 --mount=type=cache,id=apt-lib-${TARGETPLATFORM},target=/var/lib/apt,sharing=locked \
 # Install build tools and bundler dependencies from APT
  apt-get install -y --no-install-recommends \
-    g++ \
-    gcc \
+    autoconf \
+    automake \
+    build-essential \
+    cmake \
    git \
    libgdbm-dev \
+    libglib2.0-dev \
    libgmp-dev \
    libicu-dev \
    libidn-dev \
    libpq-dev \
    libssl-dev \
-    make \
+    libtool \
+    meson \
+    nasm \
+    pkg-config \
    shared-mime-info \
-    zlib1g-dev \
+    xz-utils \
+	# libvips components
+    libcgif-dev \
+    libexif-dev \
+    libexpat1-dev \
+    libgirepository1.0-dev \
+    libheif-dev \
+    libimagequant-dev \
+    libjpeg62-turbo-dev \
+    liblcms2-dev \
+    liborc-dev \
+    libspng-dev \
+    libtiff-dev \
+    libwebp-dev \
+  # ffmpeg components
+    libdav1d-dev \
+    liblzma-dev \
+    libmp3lame-dev \
+    libopus-dev \
+    libsnappy-dev \
+    libvorbis-dev \
+    libvpx-dev \
+    libx264-dev \
+    libx265-dev \
  ;

 RUN \
@ -158,8 +184,70 @@ RUN \
  corepack enable; \
  corepack prepare --activate;

+# Create temporary libvips specific build layer from build layer
+FROM build AS libvips
+
+# libvips version to compile, change with [--build-arg VIPS_VERSION="8.15.2"]
+# renovate: datasource=github-releases depName=libvips packageName=libvips/libvips
+ARG VIPS_VERSION=8.15.2
+# libvips download URL, change with [--build-arg VIPS_URL="https://github.com/libvips/libvips/releases/download"]
+ARG VIPS_URL=https://github.com/libvips/libvips/releases/download
+
+WORKDIR /usr/local/libvips/src
+
+RUN \
+  curl -sSL -o vips-${VIPS_VERSION}.tar.xz ${VIPS_URL}/v${VIPS_VERSION}/vips-${VIPS_VERSION}.tar.xz; \
+  tar xf vips-${VIPS_VERSION}.tar.xz; \
+  cd vips-${VIPS_VERSION}; \
+  meson setup build --prefix /usr/local/libvips --libdir=lib -Ddeprecated=false -Dintrospection=disabled -Dmodules=disabled -Dexamples=false; \
+  cd build; \
+  ninja; \
+  ninja install;
+
+# Create temporary ffmpeg specific build layer from build layer
+FROM build AS ffmpeg
+
+# ffmpeg version to compile, change with [--build-arg FFMPEG_VERSION="7.0.x"]
+# renovate: datasource=repology depName=ffmpeg packageName=openpkg_current/ffmpeg
+ARG FFMPEG_VERSION=7.0.1
+# ffmpeg download URL, change with [--build-arg FFMPEG_URL="https://ffmpeg.org/releases"]
+ARG FFMPEG_URL=https://ffmpeg.org/releases
+
+WORKDIR /usr/local/ffmpeg/src
+
+RUN \
+  curl -sSL -o ffmpeg-${FFMPEG_VERSION}.tar.xz ${FFMPEG_URL}/ffmpeg-${FFMPEG_VERSION}.tar.xz; \
+  tar xf ffmpeg-${FFMPEG_VERSION}.tar.xz; \
+  cd ffmpeg-${FFMPEG_VERSION}; \
+  ./configure \
+    --prefix=/usr/local/ffmpeg \
+    --toolchain=hardened \
+    --disable-debug \
+    --disable-devices \
+    --disable-doc \
+    --disable-ffplay \
+    --disable-network \
+    --disable-static \
+    --enable-ffmpeg \
+    --enable-ffprobe \
+    --enable-gpl \
+    --enable-libdav1d \
+    --enable-libmp3lame \
+    --enable-libopus \
+    --enable-libsnappy \
+    --enable-libvorbis \
+    --enable-libvpx \
+    --enable-libwebp \
+    --enable-libx264 \
+    --enable-libx265 \
+    --enable-shared \
+    --enable-version3 \
+  ; \
+  make -j$(nproc); \
+  make install;
+
 # Create temporary bundler specific build layer from build layer
-FROM build as bundler
+FROM build AS bundler

 ARG TARGETPLATFORM

@ -181,7 +269,7 @@ RUN \
  bundle install -j"$(nproc)";

 # Create temporary node specific build layer from build layer
-FROM build as yarn
+FROM build AS yarn

 ARG TARGETPLATFORM

@ -198,7 +286,7 @@ RUN \
  yarn workspaces focus --production @mastodon/mastodon;

 # Create temporary assets build layer from build layer
-FROM build as precompiler
+FROM build AS precompiler

 # Copy Mastodon sources into precompiler layer
 COPY . /opt/mastodon/
@ -207,22 +295,22 @@ COPY . /opt/mastodon/
 COPY --from=yarn /opt/mastodon /opt/mastodon/
 COPY --from=bundler /opt/mastodon /opt/mastodon/
 COPY --from=bundler /usr/local/bundle/ /usr/local/bundle/
+# Copy libvips components to layer for precompiler
+COPY --from=libvips /usr/local/libvips/bin /usr/local/bin
+COPY --from=libvips /usr/local/libvips/lib /usr/local/lib

 ARG TARGETPLATFORM

 RUN \
+  ldconfig; \
 # Use Ruby on Rails to create Mastodon assets
-  ACTIVE_RECORD_ENCRYPTION_DETERMINISTIC_KEY=precompile_placeholder \
-  ACTIVE_RECORD_ENCRYPTION_KEY_DERIVATION_SALT=precompile_placeholder \
-  ACTIVE_RECORD_ENCRYPTION_PRIMARY_KEY=precompile_placeholder \
-  OTP_SECRET=precompile_placeholder \
-  SECRET_KEY_BASE=precompile_placeholder \
+  SECRET_KEY_BASE_DUMMY=1 \
  bundle exec rails assets:precompile; \
 # Cleanup temporary files
  rm -fr /opt/mastodon/tmp;

 # Prep final Mastodon Ruby layer
-FROM ruby as mastodon
+FROM ruby AS mastodon

 ARG TARGETPLATFORM

@ -236,12 +324,41 @@ RUN \
 --mount=type=cache,id=yarn-cache-${TARGETPLATFORM},target=/usr/local/share/.cache/yarn,sharing=locked \
 # Apt update install non-dev versions of necessary components
  apt-get install -y --no-install-recommends \
-    libssl3 \
-    libpq5 \
+    libexpat1 \
+    libglib2.0-0 \
    libicu72 \
    libidn12 \
+    libpq5 \
    libreadline8 \
+    libssl3 \
    libyaml-0-2 \
+  # libvips components
+    libcgif0 \
+    libexif12 \
+    libheif1 \
+    libimagequant0 \
+    libjpeg62-turbo \
+    liblcms2-2 \
+    liborc-0.4-0 \
+    libspng0 \
+    libtiff6 \
+    libwebp7 \
+    libwebpdemux2 \
+    libwebpmux3 \
+  # ffmpeg components
+    libdav1d6 \
+    libmp3lame0 \
+    libopencore-amrnb0 \
+    libopencore-amrwb0 \
+    libopus0 \
+    libsnappy1v5 \
+    libtheora0 \
+    libvorbis0a \
+    libvorbisenc2 \
+    libvorbisfile3 \
+    libvpx7 \
+    libx264-164 \
+    libx265-199 \
  ;

 # Copy Mastodon sources into final layer
@ -252,9 +369,22 @@ COPY --from=precompiler /opt/mastodon/public/packs /opt/mastodon/public/packs
 COPY --from=precompiler /opt/mastodon/public/assets /opt/mastodon/public/assets
 # Copy bundler components to layer
 COPY --from=bundler /usr/local/bundle/ /usr/local/bundle/
+# Copy libvips components to layer
+COPY --from=libvips /usr/local/libvips/bin /usr/local/bin
+COPY --from=libvips /usr/local/libvips/lib /usr/local/lib
+# Copy ffpmeg components to layer
+COPY --from=ffmpeg /usr/local/ffmpeg/bin /usr/local/bin
+COPY --from=ffmpeg /usr/local/ffmpeg/lib /usr/local/lib

 RUN \
-# Precompile bootsnap code for faster Rails startup
+  ldconfig; \
+# Smoketest media processors
+  vips -v; \
+  ffmpeg -version; \
+  ffprobe -version;
+
+RUN \
+  # Precompile bootsnap code for faster Rails startup
  bundle exec bootsnap precompile --gemfile app/ lib/;

 RUN \
--- a/18
+++ b/18
@ -9,9 +9,6 @@ gem 'rack', '~> 2.2.7'
 gem 'rails', '~> 7.1.1'
 gem 'thor', '~> 1.2'

-# For why irb is in the Gemfile, see: https://ruby.social/@st0012/111444685161478182
-gem 'irb', '~> 1.8'
-
 gem 'dotenv'
 gem 'haml-rails', '~>2.0'
 gem 'pg', '~> 1.5'
@ -28,7 +25,7 @@ gem 'ruby-vips', '~> 2.2', require: false
 gem 'active_model_serializers', '~> 0.10'
 gem 'addressable', '~> 2.8'
 gem 'bootsnap', '~> 1.18.0', require: false
-gem 'browser'
+gem 'browser', '< 6' # https://github.com/fnando/browser/issues/543
 gem 'charlock_holmes', '~> 0.7.7'
 gem 'chewy', '~> 7.3'
 gem 'devise', '~> 4.9'
@ -61,6 +58,7 @@ gem 'httplog', '~> 1.7.0'
 gem 'i18n'
 gem 'idn-ruby', require: 'idn'
 gem 'inline_svg'
+gem 'irb', '~> 1.8'
 gem 'kaminari', '~> 1.2'
 gem 'link_header', '~> 0.0'
 gem 'mario-redis-lock', '~> 1.2', require: 'redis_lock'
@ -71,7 +69,7 @@ gem 'oj', '~> 3.14'
 gem 'ox', '~> 2.14'
 gem 'parslet'
 gem 'premailer-rails'
-gem 'public_suffix', '~> 5.0'
+gem 'public_suffix', '~> 6.0'
 gem 'pundit', '~> 2.3'
 gem 'rack-attack', '~> 6.6'
 gem 'rack-cors', '~> 2.0', require: 'rack/cors'
@ -102,12 +100,10 @@ gem 'json-ld'
 gem 'json-ld-preloaded', '~> 3.2'
 gem 'rdf-normalize', '~> 0.5'

-gem 'private_address_check', '~> 0.5'
-
 gem 'opentelemetry-api', '~> 1.2.5'

 group :opentelemetry do
-  gem 'opentelemetry-exporter-otlp', '~> 0.27.0', require: false
+  gem 'opentelemetry-exporter-otlp', '~> 0.28.0', require: false
  gem 'opentelemetry-instrumentation-active_job', '~> 0.7.1', require: false
  gem 'opentelemetry-instrumentation-active_model_serializers', '~> 0.20.1', require: false
  gem 'opentelemetry-instrumentation-concurrent_ruby', '~> 0.21.2', require: false
@ -118,13 +114,16 @@ group :opentelemetry do
  gem 'opentelemetry-instrumentation-net_http', '~> 0.22.4', require: false
  gem 'opentelemetry-instrumentation-pg', '~> 0.27.1', require: false
  gem 'opentelemetry-instrumentation-rack', '~> 0.24.1', require: false
-  gem 'opentelemetry-instrumentation-rails', '~> 0.30.0', require: false
+  gem 'opentelemetry-instrumentation-rails', '~> 0.31.0', require: false
  gem 'opentelemetry-instrumentation-redis', '~> 0.25.3', require: false
  gem 'opentelemetry-instrumentation-sidekiq', '~> 0.25.2', require: false
  gem 'opentelemetry-sdk', '~> 1.4', require: false
 end

 group :test do
+  # Enable usage of all available CPUs/cores during spec runs
+  gem 'flatware-rspec'
+
  # Adds RSpec Error/Warning annotations to GitHub PRs on the Files tab
  gem 'rspec-github', '~> 2.4', require: false

@ -171,6 +170,7 @@ group :development do
  gem 'rubocop-performance', require: false
  gem 'rubocop-rails', require: false
  gem 'rubocop-rspec', require: false
+  gem 'rubocop-rspec_rails', require: false

  # Annotates modules with schema
  gem 'annotate', '~> 3.2'
--- a/Gemfile.lock
+++ b/Gemfile.lock
@ -89,8 +89,8 @@ GEM
      minitest (>= 5.1)
      mutex_m
      tzinfo (~> 2.0)
-    addressable (2.8.6)
-      public_suffix (>= 2.0.2, < 6.0)
+    addressable (2.8.7)
+      public_suffix (>= 2.0.2, < 7.0)
    aes_key_wrap (1.1.0)
    android_key_attestation (0.3.0)
    annotate (3.2.0)
@ -100,19 +100,19 @@ GEM
    attr_required (1.0.2)
    awrence (1.2.1)
    aws-eventstream (1.3.0)
-    aws-partitions (1.940.0)
-    aws-sdk-core (3.197.0)
+    aws-partitions (1.950.0)
+    aws-sdk-core (3.201.0)
      aws-eventstream (~> 1, >= 1.3.0)
      aws-partitions (~> 1, >= 1.651.0)
      aws-sigv4 (~> 1.8)
      jmespath (~> 1, >= 1.6.1)
-    aws-sdk-kms (1.83.0)
-      aws-sdk-core (~> 3, >= 3.197.0)
-      aws-sigv4 (~> 1.1)
-    aws-sdk-s3 (1.152.0)
-      aws-sdk-core (~> 3, >= 3.197.0)
+    aws-sdk-kms (1.88.0)
+      aws-sdk-core (~> 3, >= 3.201.0)
+      aws-sigv4 (~> 1.5)
+    aws-sdk-s3 (1.156.0)
+      aws-sdk-core (~> 3, >= 3.201.0)
      aws-sdk-kms (~> 1)
-      aws-sigv4 (~> 1.8)
+      aws-sigv4 (~> 1.5)
    aws-sigv4 (1.8.0)
      aws-eventstream (~> 1, >= 1.0.2)
    azure-storage-blob (2.0.3)
@ -143,7 +143,7 @@ GEM
    brpoplpush-redis_script (0.1.3)
      concurrent-ruby (~> 1.0, >= 1.0.5)
      redis (>= 1.0, < 6)
-    builder (3.2.4)
+    builder (3.3.0)
    bundler-audit (0.9.1)
      bundler (>= 1.2.0, < 3)
      thor (~> 1.0)
@ -159,7 +159,7 @@ GEM
    case_transform (0.2)
      activesupport
    cbor (0.5.9.8)
-    charlock_holmes (0.7.7)
+    charlock_holmes (0.7.8)
    chewy (7.6.0)
      activesupport (>= 5.2)
      elasticsearch (>= 7.14.0, < 8)
@ -195,7 +195,7 @@ GEM
      railties (>= 4.1.0)
      responders
      warden (~> 1.2.3)
-    devise-two-factor (5.0.0)
+    devise-two-factor (5.1.0)
      activesupport (~> 7.0)
      devise (~> 4.0)
      railties (~> 7.0)
@ -208,7 +208,7 @@ GEM
      activerecord (>= 4.2, < 8)
    docile (1.4.0)
    domain_name (0.6.20240107)
-    doorkeeper (5.6.9)
+    doorkeeper (5.7.1)
      railties (>= 5)
    dotenv (3.1.2)
    drb (2.2.1)
@ -226,7 +226,7 @@ GEM
      htmlentities (~> 4.3.3)
      launchy (~> 2.1)
      mail (~> 2.7)
-    erubi (1.12.0)
+    erubi (1.13.0)
    et-orbi (1.2.11)
      tzinfo
    excon (0.110.0)
@ -264,6 +264,11 @@ GEM
    ffi-compiler (1.3.2)
      ffi (>= 1.15.5)
      rake
+    flatware (2.3.2)
+      thor (< 2.0)
+    flatware-rspec (2.3.2)
+      flatware (= 2.3.2)
+      rspec (>= 3.6)
    fog-core (2.4.0)
      builder
      excon (~> 0.71)
@ -272,7 +277,7 @@ GEM
    fog-json (1.2.0)
      fog-core
      multi_json (~> 1.10)
-    fog-openstack (1.1.1)
+    fog-openstack (1.1.3)
      fog-core (~> 2.1)
      fog-json (>= 1.0)
    formatador (1.1.0)
@ -341,7 +346,7 @@ GEM
      activesupport (>= 3.0)
      nokogiri (>= 1.6)
    io-console (0.7.2)
-    irb (1.13.1)
+    irb (1.13.2)
      rdoc (>= 4.0.0)
      reline (>= 0.4.2)
    jmespath (1.6.2)
@ -398,6 +403,7 @@ GEM
    llhttp-ffi (0.5.0)
      ffi-compiler (~> 1.0)
      rake (~> 13.0)
+    logger (1.6.0)
    lograge (0.14.0)
      actionpack (>= 4)
      activesupport (>= 4)
@ -419,13 +425,13 @@ GEM
      addressable (~> 2.5)
      azure-storage-blob (~> 2.0.1)
      hashie (~> 5.0)
-    memory_profiler (1.0.1)
+    memory_profiler (1.0.2)
    mime-types (3.5.2)
      mime-types-data (~> 3.2015)
-    mime-types-data (3.2024.0507)
+    mime-types-data (3.2024.0604)
    mini_mime (1.1.5)
    mini_portile2 (2.8.7)
-    minitest (5.23.1)
+    minitest (5.24.1)
    msgpack (1.7.2)
    multi_json (1.15.0)
    multipart-post (2.4.0)
@ -445,7 +451,7 @@ GEM
    net-smtp (0.5.0)
      net-protocol
    nio4r (2.7.3)
-    nokogiri (1.16.5)
+    nokogiri (1.16.6)
      mini_portile2 (~> 2.8.2)
      racc (~> 1.4)
    nsa (0.3.0)
@ -489,8 +495,8 @@ GEM
    opentelemetry-api (1.2.5)
    opentelemetry-common (0.20.1)
      opentelemetry-api (~> 1.0)
-    opentelemetry-exporter-otlp (0.27.0)
-      google-protobuf (~> 3.14)
+    opentelemetry-exporter-otlp (0.28.0)
+      google-protobuf (>= 3.18)
      googleapis-common-protos-types (~> 1.3)
      opentelemetry-api (~> 1.1)
      opentelemetry-common (~> 0.20)
@ -498,6 +504,10 @@ GEM
      opentelemetry-semantic_conventions
    opentelemetry-helpers-sql-obfuscation (0.1.0)
      opentelemetry-common (~> 0.20)
+    opentelemetry-instrumentation-action_mailer (0.1.0)
+      opentelemetry-api (~> 1.0)
+      opentelemetry-instrumentation-active_support (~> 0.1)
+      opentelemetry-instrumentation-base (~> 0.22.1)
    opentelemetry-instrumentation-action_pack (0.9.0)
      opentelemetry-api (~> 1.0)
      opentelemetry-instrumentation-base (~> 0.22.1)
@ -506,7 +516,7 @@ GEM
      opentelemetry-api (~> 1.0)
      opentelemetry-instrumentation-active_support (~> 0.1)
      opentelemetry-instrumentation-base (~> 0.22.1)
-    opentelemetry-instrumentation-active_job (0.7.1)
+    opentelemetry-instrumentation-active_job (0.7.2)
      opentelemetry-api (~> 1.0)
      opentelemetry-instrumentation-base (~> 0.22.1)
    opentelemetry-instrumentation-active_model_serializers (0.20.1)
@ -515,7 +525,7 @@ GEM
    opentelemetry-instrumentation-active_record (0.7.2)
      opentelemetry-api (~> 1.0)
      opentelemetry-instrumentation-base (~> 0.22.1)
-    opentelemetry-instrumentation-active_support (0.5.1)
+    opentelemetry-instrumentation-active_support (0.6.0)
      opentelemetry-api (~> 1.0)
      opentelemetry-instrumentation-base (~> 0.22.1)
    opentelemetry-instrumentation-base (0.22.3)
@ -524,48 +534,42 @@ GEM
    opentelemetry-instrumentation-concurrent_ruby (0.21.3)
      opentelemetry-api (~> 1.0)
      opentelemetry-instrumentation-base (~> 0.22.1)
-    opentelemetry-instrumentation-excon (0.22.1)
+    opentelemetry-instrumentation-excon (0.22.3)
      opentelemetry-api (~> 1.0)
-      opentelemetry-common (~> 0.20.0)
      opentelemetry-instrumentation-base (~> 0.22.1)
-    opentelemetry-instrumentation-faraday (0.24.2)
+    opentelemetry-instrumentation-faraday (0.24.5)
      opentelemetry-api (~> 1.0)
-      opentelemetry-common (~> 0.20.0)
      opentelemetry-instrumentation-base (~> 0.22.1)
    opentelemetry-instrumentation-http (0.23.3)
      opentelemetry-api (~> 1.0)
      opentelemetry-instrumentation-base (~> 0.22.1)
-    opentelemetry-instrumentation-http_client (0.22.4)
+    opentelemetry-instrumentation-http_client (0.22.6)
      opentelemetry-api (~> 1.0)
-      opentelemetry-common (~> 0.20.0)
      opentelemetry-instrumentation-base (~> 0.22.1)
-    opentelemetry-instrumentation-net_http (0.22.4)
+    opentelemetry-instrumentation-net_http (0.22.6)
      opentelemetry-api (~> 1.0)
-      opentelemetry-common (~> 0.20.0)
      opentelemetry-instrumentation-base (~> 0.22.1)
    opentelemetry-instrumentation-pg (0.27.3)
      opentelemetry-api (~> 1.0)
      opentelemetry-helpers-sql-obfuscation
      opentelemetry-instrumentation-base (~> 0.22.1)
-    opentelemetry-instrumentation-rack (0.24.3)
+    opentelemetry-instrumentation-rack (0.24.5)
      opentelemetry-api (~> 1.0)
-      opentelemetry-common (~> 0.20.0)
      opentelemetry-instrumentation-base (~> 0.22.1)
-    opentelemetry-instrumentation-rails (0.30.1)
+    opentelemetry-instrumentation-rails (0.31.0)
      opentelemetry-api (~> 1.0)
+      opentelemetry-instrumentation-action_mailer (~> 0.1.0)
      opentelemetry-instrumentation-action_pack (~> 0.9.0)
      opentelemetry-instrumentation-action_view (~> 0.7.0)
      opentelemetry-instrumentation-active_job (~> 0.7.0)
      opentelemetry-instrumentation-active_record (~> 0.7.0)
-      opentelemetry-instrumentation-active_support (~> 0.5.0)
+      opentelemetry-instrumentation-active_support (~> 0.6.0)
      opentelemetry-instrumentation-base (~> 0.22.1)
-    opentelemetry-instrumentation-redis (0.25.4)
+    opentelemetry-instrumentation-redis (0.25.6)
      opentelemetry-api (~> 1.0)
-      opentelemetry-common (~> 0.20.0)
      opentelemetry-instrumentation-base (~> 0.22.1)
-    opentelemetry-instrumentation-sidekiq (0.25.3)
+    opentelemetry-instrumentation-sidekiq (0.25.6)
      opentelemetry-api (~> 1.0)
-      opentelemetry-common (~> 0.20.0)
      opentelemetry-instrumentation-base (~> 0.22.1)
    opentelemetry-registry (0.3.1)
      opentelemetry-api (~> 1.1)
@ -579,7 +583,7 @@ GEM
    orm_adapter (0.5.0)
    ox (2.14.18)
    parallel (1.25.1)
-    parser (3.3.2.0)
+    parser (3.3.3.0)
      ast (~> 2.4.1)
      racc
    parslet (2.0.0)
@ -596,7 +600,6 @@ GEM
      actionmailer (>= 3)
      net-smtp
      premailer (~> 1.7, >= 1.7.9)
-    private_address_check (0.5.0)
    propshaft (0.9.0)
      actionpack (>= 7.0.0)
      activesupport (>= 7.0.0)
@ -604,7 +607,7 @@ GEM
      railties (>= 7.0.0)
    psych (5.1.2)
      stringio
-    public_suffix (5.0.5)
+    public_suffix (6.0.0)
    puma (6.4.2)
      nio4r (~> 2.0)
    pundit (2.3.2)
@ -677,7 +680,7 @@ GEM
      link_header (~> 0.0, >= 0.0.8)
    rdf-normalize (0.7.0)
      rdf (~> 3.3)
-    rdoc (6.6.3.1)
+    rdoc (6.7.0)
      psych (>= 4.0.0)
    redcarpet (3.6.0)
    redis (4.8.1)
@ -686,15 +689,15 @@ GEM
    redlock (1.3.2)
      redis (>= 3.0.0, < 6.0)
    regexp_parser (2.9.2)
-    reline (0.5.8)
+    reline (0.5.9)
      io-console (~> 0.5)
    request_store (1.6.0)
      rack (>= 1.4)
    responders (3.1.1)
      actionpack (>= 5.2)
      railties (>= 5.2)
-    rexml (3.2.8)
-      strscan (>= 3.0.9)
+    rexml (3.3.1)
+      strscan
    rotp (6.3.0)
    rouge (4.2.1)
    rpam2 (4.0.2)
@ -702,9 +705,13 @@ GEM
      chunky_png (~> 1.0)
      rqrcode_core (~> 1.0)
    rqrcode_core (1.2.0)
+    rspec (3.13.0)
+      rspec-core (~> 3.13.0)
+      rspec-expectations (~> 3.13.0)
+      rspec-mocks (~> 3.13.0)
    rspec-core (3.13.0)
      rspec-support (~> 3.13.0)
-    rspec-expectations (3.13.0)
+    rspec-expectations (3.13.1)
      diff-lcs (>= 1.2.0, < 2.0)
      rspec-support (~> 3.13.0)
    rspec-github (2.4.0)
@ -712,7 +719,7 @@ GEM
    rspec-mocks (3.13.1)
      diff-lcs (>= 1.2.0, < 2.0)
      rspec-support (~> 3.13.0)
-    rspec-rails (6.1.2)
+    rspec-rails (6.1.3)
      actionpack (>= 6.1)
      activesupport (>= 6.1)
      railties (>= 6.1)
@ -741,23 +748,19 @@ GEM
      parser (>= 3.3.1.0)
    rubocop-capybara (2.21.0)
      rubocop (~> 1.41)
-    rubocop-factory_bot (2.25.1)
-      rubocop (~> 1.41)
-    rubocop-performance (1.21.0)
+    rubocop-performance (1.21.1)
      rubocop (>= 1.48.1, < 2.0)
      rubocop-ast (>= 1.31.1, < 2.0)
-    rubocop-rails (2.25.0)
+    rubocop-rails (2.25.1)
      activesupport (>= 4.2.0)
      rack (>= 1.1)
      rubocop (>= 1.33.0, < 2.0)
      rubocop-ast (>= 1.31.1, < 2.0)
-    rubocop-rspec (2.31.0)
-      rubocop (~> 1.40)
-      rubocop-capybara (~> 2.17)
-      rubocop-factory_bot (~> 2.22)
-      rubocop-rspec_rails (~> 2.28)
-    rubocop-rspec_rails (2.28.3)
-      rubocop (~> 1.40)
+    rubocop-rspec (3.0.2)
+      rubocop (~> 1.61)
+    rubocop-rspec_rails (2.30.0)
+      rubocop (~> 1.61)
+      rubocop-rspec (~> 3, >= 3.0.1)
    ruby-prof (1.7.0)
    ruby-progressbar (1.13.0)
    ruby-saml (1.16.0)
@ -771,14 +774,15 @@ GEM
      fugit (~> 1.1, >= 1.1.6)
    safety_net_attestation (0.4.0)
      jwt (~> 2.0)
-    sanitize (6.1.0)
+    sanitize (6.1.1)
      crass (~> 1.0.2)
      nokogiri (>= 1.12.0)
    scenic (1.8.0)
      activerecord (>= 4.0.0)
      railties (>= 4.0.0)
-    selenium-webdriver (4.21.1)
+    selenium-webdriver (4.22.0)
      base64 (~> 0.2)
+      logger (~> 1.4)
      rexml (~> 3.2, >= 3.2.5)
      rubyzip (>= 1.2.2, < 3.0)
      websocket (~> 1.0)
@ -815,7 +819,7 @@ GEM
    statsd-ruby (1.5.0)
    stoplight (4.1.0)
      redlock (~> 1.0)
-    stringio (3.1.0)
+    stringio (3.1.1)
    strong_migrations (1.8.0)
      activerecord (>= 5.2)
    strscan (3.1.0)
@ -829,7 +833,7 @@ GEM
      unicode-display_width (>= 1.1.1, < 3)
    terrapin (1.0.1)
      climate_control
-    test-prof (1.3.3)
+    test-prof (1.3.3.1)
    thor (1.3.1)
    tilt (2.3.0)
    timeout (0.4.1)
@ -897,7 +901,7 @@ GEM
    xorcist (1.1.3)
    xpath (3.2.0)
      nokogiri (~> 1.8)
-    zeitwerk (2.6.15)
+    zeitwerk (2.6.16)

 PLATFORMS
  ruby
@ -912,7 +916,7 @@ DEPENDENCIES
  blurhash (~> 0.1)
  bootsnap (~> 1.18.0)
  brakeman (~> 6.0)
-  browser
+  browser (< 6)
  bundler-audit (~> 0.9)
  capybara (~> 3.39)
  charlock_holmes (~> 0.7.7)
@ -937,6 +941,7 @@ DEPENDENCIES
  faker (~> 3.2)
  fast_blank (~> 1.0)
  fastimage
+  flatware-rspec
  fog-core (<= 2.4.0)
  fog-openstack (~> 1.0)
  fuubar (~> 2.5)
@ -978,7 +983,7 @@ DEPENDENCIES
  omniauth-saml (~> 2.0)
  omniauth_openid_connect (~> 0.6.1)
  opentelemetry-api (~> 1.2.5)
-  opentelemetry-exporter-otlp (~> 0.27.0)
+  opentelemetry-exporter-otlp (~> 0.28.0)
  opentelemetry-instrumentation-active_job (~> 0.7.1)
  opentelemetry-instrumentation-active_model_serializers (~> 0.20.1)
  opentelemetry-instrumentation-concurrent_ruby (~> 0.21.2)
@ -989,7 +994,7 @@ DEPENDENCIES
  opentelemetry-instrumentation-net_http (~> 0.22.4)
  opentelemetry-instrumentation-pg (~> 0.27.1)
  opentelemetry-instrumentation-rack (~> 0.24.1)
-  opentelemetry-instrumentation-rails (~> 0.30.0)
+  opentelemetry-instrumentation-rails (~> 0.31.0)
  opentelemetry-instrumentation-redis (~> 0.25.3)
  opentelemetry-instrumentation-sidekiq (~> 0.25.2)
  opentelemetry-sdk (~> 1.4)
@ -998,9 +1003,8 @@ DEPENDENCIES
  pg (~> 1.5)
  pghero
  premailer-rails
-  private_address_check (~> 0.5)
  propshaft
-  public_suffix (~> 5.0)
+  public_suffix (~> 6.0)
  puma (~> 6.3)
  pundit (~> 2.3)
  rack (~> 2.2.7)
@ -1023,6 +1027,7 @@ DEPENDENCIES
  rubocop-performance
  rubocop-rails
  rubocop-rspec
+  rubocop-rspec_rails
  ruby-prof
  ruby-progressbar (~> 1.13)
  ruby-vips (~> 2.2)
--- a/README.md
+++ b/README.md
@ -90,7 +90,7 @@ Mastodon acts as an OAuth2 provider, so 3rd party apps can use the REST and Stre
 ### Tech stack

 - **Ruby on Rails** powers the REST API and other web pages
- **React.js** and Redux are used for the dynamic parts of the interface
+- **React.js** and **Redux** are used for the dynamic parts of the interface
 - **Node.js** powers the streaming API

 ### Requirements
--- a/app/controllers/admin/domain_blocks_controller.rb
+++ b/app/controllers/admin/domain_blocks_controller.rb
@ -4,6 +4,18 @@ module Admin
  class DomainBlocksController < BaseController
    before_action :set_domain_block, only: [:destroy, :edit, :update]

+    PERMITTED_PARAMS = %i(
+      domain
+      obfuscate
+      private_comment
+      public_comment
+      reject_media
+      reject_reports
+      severity
+    ).freeze
+
+    PERMITTED_UPDATE_PARAMS = PERMITTED_PARAMS.without(:domain).freeze
+
    def batch
      authorize :domain_block, :create?
      @form = Form::DomainBlockBatch.new(form_domain_block_batch_params.merge(current_account: current_account, action: action_from_button))
@ -88,11 +100,17 @@ module Admin
    end

    def update_params
-      params.require(:domain_block).permit(:severity, :reject_media, :reject_reports, :private_comment, :public_comment, :obfuscate)
+      params
+        .require(:domain_block)
+        .slice(*PERMITTED_UPDATE_PARAMS)
+        .permit(*PERMITTED_UPDATE_PARAMS)
    end

    def resource_params
-      params.require(:domain_block).permit(:domain, :severity, :reject_media, :reject_reports, :private_comment, :public_comment, :obfuscate)
+      params
+        .require(:domain_block)
+        .slice(*PERMITTED_PARAMS)
+        .permit(*PERMITTED_PARAMS)
    end

    def form_domain_block_batch_params
--- a/app/controllers/api/v1/admin/tags_controller.rb
+++ b/app/controllers/api/v1/admin/tags_controller.rb
@ -13,6 +13,13 @@ class Api::V1::Admin::TagsController < Api::BaseController

  LIMIT = 100

+  PERMITTED_PARAMS = %i(
+    display_name
+    listable
+    trendable
+    usable
+  ).freeze
+
  def index
    authorize :tag, :index?
    render json: @tags, each_serializer: REST::Admin::TagSerializer
@ -40,7 +47,9 @@ class Api::V1::Admin::TagsController < Api::BaseController
  end

  def tag_params
-    params.permit(:display_name, :trendable, :usable, :listable)
+    params
+      .slice(*PERMITTED_PARAMS)
+      .permit(*PERMITTED_PARAMS)
  end

  def next_path
--- a/app/controllers/api/v1/scheduled_statuses_controller.rb
+++ b/app/controllers/api/v1/scheduled_statuses_controller.rb
@ -6,6 +6,7 @@ class Api::V1::ScheduledStatusesController < Api::BaseController
  before_action -> { doorkeeper_authorize! :read, :'read:statuses' }, except: [:update, :destroy]
  before_action -> { doorkeeper_authorize! :write, :'write:statuses' }, only: [:update, :destroy]

+  before_action :require_user!
  before_action :set_statuses, only: :index
  before_action :set_status, except: :index

--- a/app/controllers/api/v1/statuses/translations_controller.rb
+++ b/app/controllers/api/v1/statuses/translations_controller.rb
@ -2,6 +2,7 @@

 class Api::V1::Statuses::TranslationsController < Api::V1::Statuses::BaseController
  before_action -> { doorkeeper_authorize! :read, :'read:statuses' }
+  before_action :require_user!
  before_action :set_translation

  rescue_from TranslationService::NotConfiguredError, with: :not_found
--- a/app/controllers/api/v1/timelines/base_controller.rb
+++ b/app/controllers/api/v1/timelines/base_controller.rb
@ -3,8 +3,14 @@
 class Api::V1::Timelines::BaseController < Api::BaseController
  after_action :insert_pagination_headers, unless: -> { @statuses.empty? }

+  before_action :require_user!, if: :require_auth?
+
  private

+  def require_auth?
+    !Setting.timeline_preview
+  end
+
  def pagination_collection
    @statuses
  end
--- a/app/controllers/api/v1/timelines/link_controller.rb
+++ b/app/controllers/api/v1/timelines/link_controller.rb
@ -1,7 +1,7 @@
 # frozen_string_literal: true

 class Api::V1::Timelines::LinkController < Api::V1::Timelines::BaseController
-  before_action -> { doorkeeper_authorize! :read, :'read:statuses' }, only: :show, if: :require_auth?
+  before_action -> { authorize_if_got_token! :read, :'read:statuses' }
  before_action :set_preview_card
  before_action :set_statuses

@ -17,10 +17,6 @@ class Api::V1::Timelines::LinkController < Api::V1::Timelines::BaseController

  private

-  def require_auth?
-    !Setting.timeline_preview
-  end
-
  def set_preview_card
    @preview_card = PreviewCard.joins(:trend).merge(PreviewCardTrend.allowed).find_by!(url: params[:url])
  end
--- a/app/controllers/api/v1/timelines/public_controller.rb
+++ b/app/controllers/api/v1/timelines/public_controller.rb
@ -1,7 +1,7 @@
 # frozen_string_literal: true

 class Api::V1::Timelines::PublicController < Api::V1::Timelines::BaseController
-  before_action :require_user!, only: [:show], if: :require_auth?
+  before_action -> { authorize_if_got_token! :read, :'read:statuses' }

  PERMITTED_PARAMS = %i(local remote limit only_media allow_local_only).freeze

@ -13,10 +13,6 @@ class Api::V1::Timelines::PublicController < Api::V1::Timelines::BaseController

  private

-  def require_auth?
-    !Setting.timeline_preview
-  end
-
  def load_statuses
    preloaded_public_statuses_page
  end
--- a/app/controllers/api/v1/timelines/tag_controller.rb
+++ b/app/controllers/api/v1/timelines/tag_controller.rb
@ -1,7 +1,7 @@
 # frozen_string_literal: true

 class Api::V1::Timelines::TagController < Api::V1::Timelines::BaseController
-  before_action -> { doorkeeper_authorize! :read, :'read:statuses' }, only: :show, if: :require_auth?
+  before_action -> { authorize_if_got_token! :read, :'read:statuses' }
  before_action :load_tag

  PERMITTED_PARAMS = %i(local limit only_media).freeze
--- a/app/controllers/api/v2_alpha/notifications_controller.rb
+++ b/app/controllers/api/v2_alpha/notifications_controller.rb
@ -15,7 +15,7 @@ class Api::V2Alpha::NotificationsController < Api::BaseController
      @relationships = StatusRelationshipsPresenter.new(target_statuses_from_notifications, current_user&.account_id)
    end

-    render json: @notifications.map { |notification| NotificationGroup.from_notification(notification) }, each_serializer: REST::NotificationGroupSerializer, relationships: @relationships, group_metadata: @group_metadata
+    render json: @notifications.map { |notification| NotificationGroup.from_notification(notification, max_id: @group_metadata.dig(notification.group_key, :max_id)) }, each_serializer: REST::NotificationGroupSerializer, relationships: @relationships, group_metadata: @group_metadata
  end

  def show
--- a/app/controllers/auth/registrations_controller.rb
+++ b/app/controllers/auth/registrations_controller.rb
@ -25,6 +25,14 @@ class Auth::RegistrationsController < Devise::RegistrationsController
    super(&:build_invite_request)
  end

+  def edit # rubocop:disable Lint/UselessMethodDefinition
+    super
+  end
+
+  def create # rubocop:disable Lint/UselessMethodDefinition
+    super
+  end
+
  def update
    super do |resource|
      resource.clear_other_sessions(current_session.session_id) if resource.saved_change_to_encrypted_password?
--- a/app/controllers/oauth/authorized_applications_controller.rb
+++ b/app/controllers/oauth/authorized_applications_controller.rb
@ -17,6 +17,7 @@ class Oauth::AuthorizedApplicationsController < Doorkeeper::AuthorizedApplicatio

  def destroy
    Web::PushSubscription.unsubscribe_for(params[:id], current_resource_owner)
+    Doorkeeper::Application.find_by(id: params[:id])&.close_streaming_sessions(current_resource_owner)
    super
  end

--- a/app/helpers/admin/account_moderation_notes_helper.rb
+++ b/app/helpers/admin/account_moderation_notes_helper.rb
@ -4,27 +4,42 @@ module Admin::AccountModerationNotesHelper
  def admin_account_link_to(account, path: nil)
    return if account.nil?

-    link_to path || admin_account_path(account.id), class: name_tag_classes(account), title: account.acct do
-      safe_join([
-                  image_tag(account.avatar.url, width: 15, height: 15, alt: '', class: 'avatar'),
-                  content_tag(:span, account.acct, class: 'username'),
-                ], ' ')
-    end
+    link_to(
+      labeled_account_avatar(account),
+      path || admin_account_path(account.id),
+      class: class_names('name-tag', suspended: suspended_account?(account)),
+      title: account.acct
+    )
  end

  def admin_account_inline_link_to(account)
    return if account.nil?

-    link_to admin_account_path(account.id), class: name_tag_classes(account, true), title: account.acct do
-      content_tag(:span, account.acct, class: 'username')
-    end
+    link_to(
+      account_inline_text(account),
+      admin_account_path(account.id),
+      class: class_names('inline-name-tag', suspended: suspended_account?(account)),
+      title: account.acct
+    )
  end

  private

-  def name_tag_classes(account, inline = false)
-    classes = [inline ? 'inline-name-tag' : 'name-tag']
-    classes << 'suspended' if account.suspended? || (account.local? && account.user.nil?)
-    classes.join(' ')
+  def labeled_account_avatar(account)
+    safe_join(
+      [
+        image_tag(account.avatar.url, width: 15, height: 15, alt: '', class: 'avatar'),
+        account_inline_text(account),
+      ],
+      ' '
+    )
+  end
+
+  def account_inline_text(account)
+    content_tag(:span, account.acct, class: 'username')
+  end
+
+  def suspended_account?(account)
+    account.suspended? || (account.local? && account.user.nil?)
  end
 end
--- a/app/helpers/admin/action_logs_helper.rb
+++ b/app/helpers/admin/action_logs_helper.rb
@ -15,15 +15,15 @@ module Admin::ActionLogsHelper
      link_to log.human_identifier, admin_roles_path(log.target_id)
    when 'Report'
      link_to "##{log.human_identifier.presence || log.target_id}", admin_report_path(log.target_id)
-    when 'DomainBlock', 'DomainAllow', 'EmailDomainBlock', 'UnavailableDomain'
-      link_to log.human_identifier, "https://#{log.human_identifier.presence}"
+    when 'Instance', 'DomainBlock', 'DomainAllow', 'UnavailableDomain'
+      log.human_identifier.present? ? link_to(log.human_identifier, admin_instance_path(log.human_identifier)) : I18n.t('admin.action_logs.unavailable_instance')
    when 'Status'
      link_to log.human_identifier, log.permalink
    when 'AccountWarning'
      link_to log.human_identifier, disputes_strike_path(log.target_id)
    when 'Announcement'
      link_to truncate(log.human_identifier), edit_admin_announcement_path(log.target_id)
-    when 'IpBlock', 'Instance', 'CustomEmoji'
+    when 'IpBlock', 'EmailDomainBlock', 'CustomEmoji'
      log.human_identifier
    when 'CanonicalEmailBlock'
      content_tag(:samp, (log.human_identifier.presence || '')[0...7], title: log.human_identifier)
--- a/app/helpers/application_helper.rb
+++ b/app/helpers/application_helper.rb
@ -257,6 +257,10 @@ module ApplicationHelper
    instance_presenter.app_icon&.file&.url(size)
  end

+  def use_mask_icon?
+    instance_presenter.app_icon.blank?
+  end
+
  # glitch-soc addition to handle the multiple flavors
  def preload_locale_pack
    supported_locales = Themes.instance.flavour(current_flavour)['locales']
--- a/app/helpers/jsonld_helper.rb
+++ b/app/helpers/jsonld_helper.rb
@ -141,7 +141,7 @@ module JsonLdHelper
  def safe_for_forwarding?(original, compacted)
    original.without('@context', 'signature').all? do |key, value|
      compacted_value = compacted[key]
-      return false unless value.class == compacted_value.class
+      return false unless value.instance_of?(compacted_value.class)

      if value.is_a?(Hash)
        safe_for_forwarding?(value, compacted_value)
--- a/app/javascript/flavours/glitch/actions/directory.js
+++ b/app/javascript/flavours/glitch/actions/directory.js
@ -1,62 +0,0 @@
-import api from '../api';
-
-import { fetchRelationships } from './accounts';
-import { importFetchedAccounts } from './importer';
-
-export const DIRECTORY_FETCH_REQUEST = 'DIRECTORY_FETCH_REQUEST';
-export const DIRECTORY_FETCH_SUCCESS = 'DIRECTORY_FETCH_SUCCESS';
-export const DIRECTORY_FETCH_FAIL    = 'DIRECTORY_FETCH_FAIL';
-
-export const DIRECTORY_EXPAND_REQUEST = 'DIRECTORY_EXPAND_REQUEST';
-export const DIRECTORY_EXPAND_SUCCESS = 'DIRECTORY_EXPAND_SUCCESS';
-export const DIRECTORY_EXPAND_FAIL    = 'DIRECTORY_EXPAND_FAIL';
-
-export const fetchDirectory = params => (dispatch) => {
-  dispatch(fetchDirectoryRequest());
-
-  api().get('/api/v1/directory', { params: { ...params, limit: 20 } }).then(({ data }) => {
-    dispatch(importFetchedAccounts(data));
-    dispatch(fetchDirectorySuccess(data));
-    dispatch(fetchRelationships(data.map(x => x.id)));
-  }).catch(error => dispatch(fetchDirectoryFail(error)));
-};
-
-export const fetchDirectoryRequest = () => ({
-  type: DIRECTORY_FETCH_REQUEST,
-});
-
-export const fetchDirectorySuccess = accounts => ({
-  type: DIRECTORY_FETCH_SUCCESS,
-  accounts,
-});
-
-export const fetchDirectoryFail = error => ({
-  type: DIRECTORY_FETCH_FAIL,
-  error,
-});
-
-export const expandDirectory = params => (dispatch, getState) => {
-  dispatch(expandDirectoryRequest());
-
-  const loadedItems = getState().getIn(['user_lists', 'directory', 'items']).size;
-
-  api().get('/api/v1/directory', { params: { ...params, offset: loadedItems, limit: 20 } }).then(({ data }) => {
-    dispatch(importFetchedAccounts(data));
-    dispatch(expandDirectorySuccess(data));
-    dispatch(fetchRelationships(data.map(x => x.id)));
-  }).catch(error => dispatch(expandDirectoryFail(error)));
-};
-
-export const expandDirectoryRequest = () => ({
-  type: DIRECTORY_EXPAND_REQUEST,
-});
-
-export const expandDirectorySuccess = accounts => ({
-  type: DIRECTORY_EXPAND_SUCCESS,
-  accounts,
-});
-
-export const expandDirectoryFail = error => ({
-  type: DIRECTORY_EXPAND_FAIL,
-  error,
-});
--- a/app/javascript/flavours/glitch/actions/directory.ts
+++ b/app/javascript/flavours/glitch/actions/directory.ts
@ -0,0 +1,37 @@
+import type { List as ImmutableList } from 'immutable';
+
+import { apiGetDirectory } from 'flavours/glitch/api/directory';
+import { createDataLoadingThunk } from 'flavours/glitch/store/typed_functions';
+
+import { fetchRelationships } from './accounts';
+import { importFetchedAccounts } from './importer';
+
+export const fetchDirectory = createDataLoadingThunk(
+  'directory/fetch',
+  async (params: Parameters<typeof apiGetDirectory>[0]) =>
+    apiGetDirectory(params),
+  (data, { dispatch }) => {
+    dispatch(importFetchedAccounts(data));
+    dispatch(fetchRelationships(data.map((x) => x.id)));
+
+    return { accounts: data };
+  },
+);
+
+export const expandDirectory = createDataLoadingThunk(
+  'directory/expand',
+  async (params: Parameters<typeof apiGetDirectory>[0], { getState }) => {
+    const loadedItems = getState().user_lists.getIn([
+      'directory',
+      'items',
+    ]) as ImmutableList<unknown>;
+
+    return apiGetDirectory({ ...params, offset: loadedItems.size }, 20);
+  },
+  (data, { dispatch }) => {
+    dispatch(importFetchedAccounts(data));
+    dispatch(fetchRelationships(data.map((x) => x.id)));
+
+    return { accounts: data };
+  },
+);
--- a/app/javascript/flavours/glitch/actions/importer/index.js
+++ b/app/javascript/flavours/glitch/actions/importer/index.js
@ -68,13 +68,17 @@ export function importFetchedStatuses(statuses) {
        status.filtered.forEach(result => pushUnique(filters, result.filter));
      }

-      if (status.reblog && status.reblog.id) {
+      if (status.reblog?.id) {
        processStatus(status.reblog);
      }

-      if (status.poll && status.poll.id) {
+      if (status.poll?.id) {
        pushUnique(polls, normalizePoll(status.poll, getState().getIn(['polls', status.poll.id])));
      }
+
+      if (status.card) {
+        status.card.authors.forEach(author => author.account && pushUnique(accounts, author.account));
+      }
    }

    statuses.forEach(processStatus);
--- a/app/javascript/flavours/glitch/actions/importer/normalizer.js
+++ b/app/javascript/flavours/glitch/actions/importer/normalizer.js
@ -36,6 +36,17 @@ export function normalizeStatus(status, normalOldStatus, settings) {
    normalStatus.poll = status.poll.id;
  }

+  if (status.card) {
+    normalStatus.card = {
+      ...status.card,
+      authors: status.card.authors.map(author => ({
+        ...author,
+        accountId: author.account?.id,
+        account: undefined,
+      })),
+    };
+  }
+
  if (status.filtered) {
    normalStatus.filtered = status.filtered.map(normalizeFilterResult);
  }
--- a/app/javascript/flavours/glitch/actions/notification_policies.ts
+++ b/app/javascript/flavours/glitch/actions/notification_policies.ts
@ -0,0 +1,16 @@
+import {
+  apiGetNotificationPolicy,
+  apiUpdateNotificationsPolicy,
+} from 'flavours/glitch/api/notification_policies';
+import type { NotificationPolicy } from 'flavours/glitch/models/notification_policy';
+import { createDataLoadingThunk } from 'flavours/glitch/store/typed_functions';
+
+export const fetchNotificationPolicy = createDataLoadingThunk(
+  'notificationPolicy/fetch',
+  () => apiGetNotificationPolicy(),
+);
+
+export const updateNotificationsPolicy = createDataLoadingThunk(
+  'notificationPolicy/update',
+  (policy: Partial<NotificationPolicy>) => apiUpdateNotificationsPolicy(policy),
+);
--- a/app/javascript/flavours/glitch/actions/notifications.js
+++ b/app/javascript/flavours/glitch/actions/notifications.js
@ -57,10 +57,6 @@ export const NOTIFICATIONS_MARK_AS_READ = 'NOTIFICATIONS_MARK_AS_READ';
 export const NOTIFICATIONS_SET_BROWSER_SUPPORT    = 'NOTIFICATIONS_SET_BROWSER_SUPPORT';
 export const NOTIFICATIONS_SET_BROWSER_PERMISSION = 'NOTIFICATIONS_SET_BROWSER_PERMISSION';

-export const NOTIFICATION_POLICY_FETCH_REQUEST = 'NOTIFICATION_POLICY_FETCH_REQUEST';
-export const NOTIFICATION_POLICY_FETCH_SUCCESS = 'NOTIFICATION_POLICY_FETCH_SUCCESS';
-export const NOTIFICATION_POLICY_FETCH_FAIL    = 'NOTIFICATION_POLICY_FETCH_FAIL';
-
 export const NOTIFICATION_REQUESTS_FETCH_REQUEST = 'NOTIFICATION_REQUESTS_FETCH_REQUEST';
 export const NOTIFICATION_REQUESTS_FETCH_SUCCESS = 'NOTIFICATION_REQUESTS_FETCH_SUCCESS';
 export const NOTIFICATION_REQUESTS_FETCH_FAIL    = 'NOTIFICATION_REQUESTS_FETCH_FAIL';
@ -435,40 +431,6 @@ export function setBrowserPermission (value) {
  };
 }

-export const fetchNotificationPolicy = () => (dispatch) => {
-  dispatch(fetchNotificationPolicyRequest());
-
-  api().get('/api/v1/notifications/policy').then(({ data }) => {
-    dispatch(fetchNotificationPolicySuccess(data));
-  }).catch(err => {
-    dispatch(fetchNotificationPolicyFail(err));
-  });
-};
-
-export const fetchNotificationPolicyRequest = () => ({
-  type: NOTIFICATION_POLICY_FETCH_REQUEST,
-});
-
-export const fetchNotificationPolicySuccess = policy => ({
-  type: NOTIFICATION_POLICY_FETCH_SUCCESS,
-  policy,
-});
-
-export const fetchNotificationPolicyFail = error => ({
-  type: NOTIFICATION_POLICY_FETCH_FAIL,
-  error,
-});
-
-export const updateNotificationsPolicy = params => (dispatch) => {
-  dispatch(fetchNotificationPolicyRequest());
-
-  api().put('/api/v1/notifications/policy', params).then(({ data }) => {
-    dispatch(fetchNotificationPolicySuccess(data));
-  }).catch(err => {
-    dispatch(fetchNotificationPolicyFail(err));
-  });
-};
-
 export const fetchNotificationRequests = () => (dispatch, getState) => {
  const params = {};

--- a/app/javascript/flavours/glitch/actions/streaming.js
+++ b/app/javascript/flavours/glitch/actions/streaming.js
@ -77,7 +77,7 @@ export const connectTimelineStream = (timelineId, channelName, params = {}, opti
      },

      onDisconnect() {
-        dispatch(disconnectTimeline(timelineId));
+        dispatch(disconnectTimeline({ timeline: timelineId }));

        if (options.fallback) {
          // @ts-expect-error
--- a/app/javascript/flavours/glitch/actions/timelines.js
+++ b/app/javascript/flavours/glitch/actions/timelines.js
@ -7,9 +7,11 @@ import { toServerSideType } from 'flavours/glitch/utils/filters';

 import { importFetchedStatus, importFetchedStatuses } from './importer';
 import { submitMarkers } from './markers';
+import {timelineDelete} from './timelines_typed';
+
+export { disconnectTimeline } from './timelines_typed';

 export const TIMELINE_UPDATE  = 'TIMELINE_UPDATE';
-export const TIMELINE_DELETE  = 'TIMELINE_DELETE';
 export const TIMELINE_CLEAR   = 'TIMELINE_CLEAR';

 export const TIMELINE_EXPAND_REQUEST = 'TIMELINE_EXPAND_REQUEST';
@ -18,7 +20,6 @@ export const TIMELINE_EXPAND_FAIL    = 'TIMELINE_EXPAND_FAIL';

 export const TIMELINE_SCROLL_TOP   = 'TIMELINE_SCROLL_TOP';
 export const TIMELINE_LOAD_PENDING = 'TIMELINE_LOAD_PENDING';
-export const TIMELINE_DISCONNECT   = 'TIMELINE_DISCONNECT';
 export const TIMELINE_CONNECT      = 'TIMELINE_CONNECT';

 export const TIMELINE_MARK_AS_PARTIAL = 'TIMELINE_MARK_AS_PARTIAL';
@ -73,16 +74,10 @@ export function updateTimeline(timeline, status, accept) {
 export function deleteFromTimelines(id) {
  return (dispatch, getState) => {
    const accountId  = getState().getIn(['statuses', id, 'account']);
-    const references = getState().get('statuses').filter(status => status.get('reblog') === id).map(status => status.get('id'));
+    const references = getState().get('statuses').filter(status => status.get('reblog') === id).map(status => status.get('id')).valueSeq().toJSON();
    const reblogOf   = getState().getIn(['statuses', id, 'reblog'], null);

-    dispatch({
-      type: TIMELINE_DELETE,
-      id,
-      accountId,
-      references,
-      reblogOf,
-    });
+    dispatch(timelineDelete({ statusId: id, accountId, references, reblogOf }));
  };
 }

@ -175,6 +170,7 @@ export const expandAccountTimeline         = (accountId, { maxId, withReplies, t
 export const expandAccountFeaturedTimeline = (accountId, { tagged } = {}) => expandTimeline(`account:${accountId}:pinned`, `/api/v1/accounts/${accountId}/statuses`, { pinned: true, tagged });
 export const expandAccountMediaTimeline    = (accountId, { maxId } = {}) => expandTimeline(`account:${accountId}:media`, `/api/v1/accounts/${accountId}/statuses`, { max_id: maxId, only_media: true, limit: 40 });
 export const expandListTimeline            = (id, { maxId } = {}, done = noOp) => expandTimeline(`list:${id}`, `/api/v1/timelines/list/${id}`, { max_id: maxId }, done);
+export const expandLinkTimeline            = (url, { maxId } = {}, done = noOp) => expandTimeline(`link:${url}`, `/api/v1/timelines/link`, { url, max_id: maxId }, done);
 export const expandHashtagTimeline         = (hashtag, { maxId, tags, local } = {}, done = noOp) => {
  return expandTimeline(`hashtag:${hashtag}${local ? ':local' : ''}`, `/api/v1/timelines/tag/${hashtag}`, {
    max_id: maxId,
@ -237,12 +233,6 @@ export function connectTimeline(timeline) {
  };
 }

-export const disconnectTimeline = timeline => ({
-  type: TIMELINE_DISCONNECT,
-  timeline,
-  usePendingItems: preferPendingItems,
-});
-
 export const markAsPartial = timeline => ({
  type: TIMELINE_MARK_AS_PARTIAL,
  timeline,
--- a/app/javascript/flavours/glitch/actions/timelines_typed.ts
+++ b/app/javascript/flavours/glitch/actions/timelines_typed.ts
@ -0,0 +1,20 @@
+import { createAction } from '@reduxjs/toolkit';
+
+import { usePendingItems as preferPendingItems } from 'flavours/glitch/initial_state';
+
+export const disconnectTimeline = createAction(
+  'timeline/disconnect',
+  ({ timeline }: { timeline: string }) => ({
+    payload: {
+      timeline,
+      usePendingItems: preferPendingItems,
+    },
+  }),
+);
+
+export const timelineDelete = createAction<{
+  statusId: string;
+  accountId: string;
+  references: string[];
+  reblogOf: string | null;
+}>('timelines/delete');
--- a/app/javascript/flavours/glitch/actions/trends.js
+++ b/app/javascript/flavours/glitch/actions/trends.js
@ -1,6 +1,6 @@
 import api, { getLinks } from '../api';

-import { importFetchedStatuses } from './importer';
+import { importFetchedStatuses, importFetchedAccounts } from './importer';

 export const TRENDS_TAGS_FETCH_REQUEST = 'TRENDS_TAGS_FETCH_REQUEST';
 export const TRENDS_TAGS_FETCH_SUCCESS = 'TRENDS_TAGS_FETCH_SUCCESS';
@ -49,8 +49,11 @@ export const fetchTrendingLinks = () => (dispatch) => {
  dispatch(fetchTrendingLinksRequest());

  api()
-    .get('/api/v1/trends/links')
-    .then(({ data }) => dispatch(fetchTrendingLinksSuccess(data)))
+    .get('/api/v1/trends/links', { params: { limit: 20 } })
+    .then(({ data }) => {
+      dispatch(importFetchedAccounts(data.flatMap(link => link.authors.map(author => author.account)).filter(account => !!account)));
+      dispatch(fetchTrendingLinksSuccess(data));
+    })
    .catch(err => dispatch(fetchTrendingLinksFail(err)));
 };

--- a/app/javascript/flavours/glitch/api.ts
+++ b/app/javascript/flavours/glitch/api.ts
@ -59,16 +59,49 @@ export default function api(withAuthorization = true) {
  });
 }

+type RequestParamsOrData = Record<string, unknown>;
+
 export async function apiRequest<ApiResponse = unknown>(
  method: Method,
  url: string,
-  params?: Record<string, unknown>,
+  args: {
+    params?: RequestParamsOrData;
+    data?: RequestParamsOrData;
+  } = {},
 ) {
  const { data } = await api().request<ApiResponse>({
    method,
    url: '/api/' + url,
-    data: params,
+    ...args,
  });

  return data;
 }
+
+export async function apiRequestGet<ApiResponse = unknown>(
+  url: string,
+  params?: RequestParamsOrData,
+) {
+  return apiRequest<ApiResponse>('GET', url, { params });
+}
+
+export async function apiRequestPost<ApiResponse = unknown>(
+  url: string,
+  data?: RequestParamsOrData,
+) {
+  return apiRequest<ApiResponse>('POST', url, { data });
+}
+
+export async function apiRequestPut<ApiResponse = unknown>(
+  url: string,
+  data?: RequestParamsOrData,
+) {
+  return apiRequest<ApiResponse>('PUT', url, { data });
+}
+
+export async function apiRequestDelete<ApiResponse = unknown>(
+  url: string,
+  params?: RequestParamsOrData,
+) {
+  return apiRequest<ApiResponse>('DELETE', url, { params });
+}
--- a/app/javascript/flavours/glitch/api/accounts.ts
+++ b/app/javascript/flavours/glitch/api/accounts.ts
@ -1,7 +1,7 @@
-import { apiRequest } from 'flavours/glitch/api';
+import { apiRequestPost } from 'flavours/glitch/api';
 import type { ApiRelationshipJSON } from 'flavours/glitch/api_types/relationships';

 export const apiSubmitAccountNote = (id: string, value: string) =>
-  apiRequest<ApiRelationshipJSON>('post', `v1/accounts/${id}/note`, {
+  apiRequestPost<ApiRelationshipJSON>(`v1/accounts/${id}/note`, {
    comment: value,
  });
--- a/app/javascript/flavours/glitch/api/directory.ts
+++ b/app/javascript/flavours/glitch/api/directory.ts
@ -0,0 +1,15 @@
+import { apiRequestGet } from 'flavours/glitch/api';
+import type { ApiAccountJSON } from 'flavours/glitch/api_types/accounts';
+
+export const apiGetDirectory = (
+  params: {
+    order: string;
+    local: boolean;
+    offset?: number;
+  },
+  limit = 20,
+) =>
+  apiRequestGet<ApiAccountJSON[]>('v1/directory', {
+    ...params,
+    limit,
+  });
--- a/app/javascript/flavours/glitch/api/interactions.ts
+++ b/app/javascript/flavours/glitch/api/interactions.ts
@ -1,10 +1,10 @@
-import { apiRequest } from 'flavours/glitch/api';
+import { apiRequestPost } from 'flavours/glitch/api';
 import type { Status, StatusVisibility } from 'flavours/glitch/models/status';

 export const apiReblog = (statusId: string, visibility: StatusVisibility) =>
-  apiRequest<{ reblog: Status }>('post', `v1/statuses/${statusId}/reblog`, {
+  apiRequestPost<{ reblog: Status }>(`v1/statuses/${statusId}/reblog`, {
    visibility,
  });

 export const apiUnreblog = (statusId: string) =>
-  apiRequest<Status>('post', `v1/statuses/${statusId}/unreblog`);
+  apiRequestPost<Status>(`v1/statuses/${statusId}/unreblog`);
--- a/app/javascript/flavours/glitch/api/notification_policies.ts
+++ b/app/javascript/flavours/glitch/api/notification_policies.ts
@ -0,0 +1,9 @@
+import { apiRequestGet, apiRequestPut } from 'flavours/glitch/api';
+import type { NotificationPolicyJSON } from 'flavours/glitch/api_types/notification_policies';
+
+export const apiGetNotificationPolicy = () =>
+  apiRequestGet<NotificationPolicyJSON>('/v1/notifications/policy');
+
+export const apiUpdateNotificationsPolicy = (
+  policy: Partial<NotificationPolicyJSON>,
+) => apiRequestPut<NotificationPolicyJSON>('/v1/notifications/policy', policy);
--- a/app/javascript/flavours/glitch/api_types/notification_policies.ts
+++ b/app/javascript/flavours/glitch/api_types/notification_policies.ts
@ -0,0 +1,12 @@
+// See app/serializers/rest/notification_policy_serializer.rb
+
+export interface NotificationPolicyJSON {
+  filter_not_following: boolean;
+  filter_not_followers: boolean;
+  filter_new_accounts: boolean;
+  filter_private_mentions: boolean;
+  summary: {
+    pending_requests_count: number;
+    pending_notifications_count: number;
+  };
+}
--- a/app/javascript/flavours/glitch/api_types/statuses.ts
+++ b/app/javascript/flavours/glitch/api_types/statuses.ts
@ -30,6 +30,12 @@ export interface ApiMentionJSON {
  acct: string;
 }

+export interface ApiPreviewCardAuthorJSON {
+  name: string;
+  url: string;
+  account?: ApiAccountJSON;
+}
+
 export interface ApiPreviewCardJSON {
  url: string;
  title: string;
@ -38,6 +44,7 @@ export interface ApiPreviewCardJSON {
  type: string;
  author_name: string;
  author_url: string;
+  author_account?: ApiAccountJSON;
  provider_name: string;
  provider_url: string;
  html: string;
@ -48,6 +55,7 @@ export interface ApiPreviewCardJSON {
  embed_url: string;
  blurhash: string;
  published_at: string;
+  authors: ApiPreviewCardAuthorJSON[];
 }

 export interface ApiStatusJSON {
--- a/app/javascript/flavours/glitch/components/account_bio.tsx
+++ b/app/javascript/flavours/glitch/components/account_bio.tsx
@ -0,0 +1,20 @@
+import { useLinks } from 'flavours/glitch/hooks/useLinks';
+
+export const AccountBio: React.FC<{
+  note: string;
+  className: string;
+}> = ({ note, className }) => {
+  const handleClick = useLinks();
+
+  if (note.length === 0 || note === '<p></p>') {
+    return null;
+  }
+
+  return (
+    <div
+      className={`${className} translate`}
+      dangerouslySetInnerHTML={{ __html: note }}
+      onClickCapture={handleClick}
+    />
+  );
+};
--- a/app/javascript/flavours/glitch/components/account_fields.tsx
+++ b/app/javascript/flavours/glitch/components/account_fields.tsx
@ -0,0 +1,42 @@
+import classNames from 'classnames';
+
+import CheckIcon from '@/material-icons/400-24px/check.svg?react';
+import { Icon } from 'flavours/glitch/components/icon';
+import { useLinks } from 'flavours/glitch/hooks/useLinks';
+import type { Account } from 'flavours/glitch/models/account';
+
+export const AccountFields: React.FC<{
+  fields: Account['fields'];
+  limit: number;
+}> = ({ fields, limit = -1 }) => {
+  const handleClick = useLinks();
+
+  if (fields.size === 0) {
+    return null;
+  }
+
+  return (
+    <div className='account-fields' onClickCapture={handleClick}>
+      {fields.take(limit).map((pair, i) => (
+        <dl
+          key={i}
+          className={classNames({ verified: pair.get('verified_at') })}
+        >
+          <dt
+            dangerouslySetInnerHTML={{ __html: pair.get('name_emojified') }}
+            className='translate'
+          />
+
+          <dd className='translate' title={pair.get('value_plain') ?? ''}>
+            {pair.get('verified_at') && (
+              <Icon id='check' icon={CheckIcon} className='verified__mark' />
+            )}
+            <span
+              dangerouslySetInnerHTML={{ __html: pair.get('value_emojified') }}
+            />
+          </dd>
+        </dl>
+      ))}
+    </div>
+  );
+};
--- a/app/javascript/flavours/glitch/components/column_header.jsx
+++ b/app/javascript/flavours/glitch/components/column_header.jsx
@ -1,233 +0,0 @@
-import PropTypes from 'prop-types';
-import { PureComponent, useCallback } from 'react';
-
-import { FormattedMessage, injectIntl, defineMessages, useIntl } from 'react-intl';
-
-import classNames from 'classnames';
-import { withRouter } from 'react-router-dom';
-
-import AddIcon from '@/material-icons/400-24px/add.svg?react';
-import ArrowBackIcon from '@/material-icons/400-24px/arrow_back.svg?react';
-import ChevronLeftIcon from '@/material-icons/400-24px/chevron_left.svg?react';
-import ChevronRightIcon from '@/material-icons/400-24px/chevron_right.svg?react';
-import CloseIcon from '@/material-icons/400-24px/close.svg?react';
-import SettingsIcon from '@/material-icons/400-24px/settings.svg?react';
-import { Icon }  from 'flavours/glitch/components/icon';
-import { ButtonInTabsBar } from 'flavours/glitch/features/ui/util/columns_context';
-import { identityContextPropShape, withIdentity } from 'flavours/glitch/identity_context';
-import { WithRouterPropTypes } from 'flavours/glitch/utils/react_router';
-
-
-import { useAppHistory } from './router';
-
-const messages = defineMessages({
-  show: { id: 'column_header.show_settings', defaultMessage: 'Show settings' },
-  hide: { id: 'column_header.hide_settings', defaultMessage: 'Hide settings' },
-  moveLeft: { id: 'column_header.moveLeft_settings', defaultMessage: 'Move column to the left' },
-  moveRight: { id: 'column_header.moveRight_settings', defaultMessage: 'Move column to the right' },
-  back: { id: 'column_back_button.label', defaultMessage: 'Back' },
-});
-
-const BackButton = ({ onlyIcon }) => {
-  const history = useAppHistory();
-  const intl = useIntl();
-
-  const handleBackClick = useCallback(() => {
-    if (history.location?.state?.fromMastodon) {
-      history.goBack();
-    } else {
-      history.push('/');
-    }
-  }, [history]);
-
-  return (
-    <button onClick={handleBackClick} className={classNames('column-header__back-button', { 'compact': onlyIcon })} aria-label={intl.formatMessage(messages.back)}>
-      <Icon id='chevron-left' icon={ArrowBackIcon} className='column-back-button__icon' />
-      {!onlyIcon && <FormattedMessage id='column_back_button.label' defaultMessage='Back' />}
-    </button>
-  );
-};
-
-BackButton.propTypes = {
-  onlyIcon: PropTypes.bool,
-};
-
-class ColumnHeader extends PureComponent {
-  static propTypes = {
-    identity: identityContextPropShape,
-    intl: PropTypes.object.isRequired,
-    title: PropTypes.node,
-    icon: PropTypes.string,
-    iconComponent: PropTypes.func,
-    active: PropTypes.bool,
-    multiColumn: PropTypes.bool,
-    extraButton: PropTypes.node,
-    showBackButton: PropTypes.bool,
-    children: PropTypes.node,
-    pinned: PropTypes.bool,
-    placeholder: PropTypes.bool,
-    onPin: PropTypes.func,
-    onMove: PropTypes.func,
-    onClick: PropTypes.func,
-    appendContent: PropTypes.node,
-    collapseIssues: PropTypes.bool,
-    ...WithRouterPropTypes,
-  };
-
-  state = {
-    collapsed: true,
-    animating: false,
-  };
-
-  handleToggleClick = (e) => {
-    e.stopPropagation();
-    this.setState({ collapsed: !this.state.collapsed, animating: true });
-  };
-
-  handleTitleClick = () => {
-    this.props.onClick?.();
-  };
-
-  handleMoveLeft = () => {
-    this.props.onMove(-1);
-  };
-
-  handleMoveRight = () => {
-    this.props.onMove(1);
-  };
-
-  handleTransitionEnd = () => {
-    this.setState({ animating: false });
-  };
-
-  handlePin = () => {
-    if (!this.props.pinned) {
-      this.props.history.replace('/');
-    }
-
-    this.props.onPin();
-  };
-
-  render () {
-    const { title, icon, iconComponent, active, children, pinned, multiColumn, extraButton, showBackButton, intl: { formatMessage }, placeholder, appendContent, collapseIssues, history } = this.props;
-    const { collapsed, animating } = this.state;
-
-    const wrapperClassName = classNames('column-header__wrapper', {
-      'active': active,
-    });
-
-    const buttonClassName = classNames('column-header', {
-      'active': active,
-    });
-
-    const collapsibleClassName = classNames('column-header__collapsible', {
-      'collapsed': collapsed,
-      'animating': animating,
-    });
-
-    const collapsibleButtonClassName = classNames('column-header__button', {
-      'active': !collapsed,
-    });
-
-    let extraContent, pinButton, moveButtons, backButton, collapseButton;
-
-    if (children) {
-      extraContent = (
-        <div key='extra-content' className='column-header__collapsible__extra'>
-          {children}
-        </div>
-      );
-    }
-
-    if (multiColumn && pinned) {
-      pinButton = <button className='text-btn column-header__setting-btn' onClick={this.handlePin}><Icon id='times' icon={CloseIcon} /> <FormattedMessage id='column_header.unpin' defaultMessage='Unpin' /></button>;
-
-      moveButtons = (
-        <div className='column-header__setting-arrows'>
-          <button title={formatMessage(messages.moveLeft)} aria-label={formatMessage(messages.moveLeft)} className='icon-button column-header__setting-btn' onClick={this.handleMoveLeft}><Icon id='chevron-left' icon={ChevronLeftIcon} /></button>
-          <button title={formatMessage(messages.moveRight)} aria-label={formatMessage(messages.moveRight)} className='icon-button column-header__setting-btn' onClick={this.handleMoveRight}><Icon id='chevron-right' icon={ChevronRightIcon} /></button>
-        </div>
-      );
-    } else if (multiColumn && this.props.onPin) {
-      pinButton = <button className='text-btn column-header__setting-btn' onClick={this.handlePin}><Icon id='plus' icon={AddIcon} /> <FormattedMessage id='column_header.pin' defaultMessage='Pin' /></button>;
-    }
-
-    if (history && !pinned && ((multiColumn && history.location?.state?.fromMastodon) || showBackButton)) {
-      backButton = <BackButton onlyIcon={!!title} />;
-    }
-
-    const collapsedContent = [
-      extraContent,
-    ];
-
-    if (multiColumn) {
-      collapsedContent.push(
-        <div key='buttons' className='column-header__advanced-buttons'>
-          {pinButton}
-          {moveButtons}
-        </div>
-      );
-    }
-
-    if (this.props.identity.signedIn && (children || (multiColumn && this.props.onPin))) {
-      collapseButton = (
-        <button
-          className={collapsibleButtonClassName}
-          title={formatMessage(collapsed ? messages.show : messages.hide)}
-          aria-label={formatMessage(collapsed ? messages.show : messages.hide)}
-          onClick={this.handleToggleClick}
-        >
-          <i className='icon-with-badge'>
-            <Icon id='sliders' icon={SettingsIcon} />
-            {collapseIssues && <i className='icon-with-badge__issue-badge' />}
-          </i>
-        </button>
-      );
-    }
-
-    const hasTitle = (icon || iconComponent) && title;
-
-    const component = (
-      <div className={wrapperClassName}>
-        <h1 className={buttonClassName}>
-          {hasTitle && (
-            <>
-              {backButton}
-
-              <button onClick={this.handleTitleClick} className='column-header__title'>
-                {!backButton && <Icon id={icon} icon={iconComponent} className='column-header__icon' />}
-                {title}
-              </button>
-            </>
-          )}
-
-          {!hasTitle && backButton}
-
-          <div className='column-header__buttons'>
-            {extraButton}
-            {collapseButton}
-          </div>
-        </h1>
-
-        <div className={collapsibleClassName} tabIndex={collapsed ? -1 : null} onTransitionEnd={this.handleTransitionEnd}>
-          <div className='column-header__collapsible-inner'>
-            {(!collapsed || animating) && collapsedContent}
-          </div>
-        </div>
-
-        {appendContent}
-      </div>
-    );
-
-    if (placeholder) {
-      return component;
-    } else {
-      return (<ButtonInTabsBar>
-        {component}
-      </ButtonInTabsBar>);
-    }
-  }
-
-}
-
-export default injectIntl(withIdentity(withRouter(ColumnHeader)));
--- a/app/javascript/flavours/glitch/components/column_header.tsx
+++ b/app/javascript/flavours/glitch/components/column_header.tsx
@ -0,0 +1,301 @@
+import { useCallback, useState } from 'react';
+
+import { FormattedMessage, defineMessages, useIntl } from 'react-intl';
+
+import classNames from 'classnames';
+
+import AddIcon from '@/material-icons/400-24px/add.svg?react';
+import ArrowBackIcon from '@/material-icons/400-24px/arrow_back.svg?react';
+import ChevronLeftIcon from '@/material-icons/400-24px/chevron_left.svg?react';
+import ChevronRightIcon from '@/material-icons/400-24px/chevron_right.svg?react';
+import CloseIcon from '@/material-icons/400-24px/close.svg?react';
+import SettingsIcon from '@/material-icons/400-24px/settings.svg?react';
+import type { IconProp } from 'flavours/glitch/components/icon';
+import { Icon } from 'flavours/glitch/components/icon';
+import { ButtonInTabsBar } from 'flavours/glitch/features/ui/util/columns_context';
+import { useIdentity } from 'flavours/glitch/identity_context';
+
+import { useAppHistory } from './router';
+
+const messages = defineMessages({
+  show: { id: 'column_header.show_settings', defaultMessage: 'Show settings' },
+  hide: { id: 'column_header.hide_settings', defaultMessage: 'Hide settings' },
+  moveLeft: {
+    id: 'column_header.moveLeft_settings',
+    defaultMessage: 'Move column to the left',
+  },
+  moveRight: {
+    id: 'column_header.moveRight_settings',
+    defaultMessage: 'Move column to the right',
+  },
+  back: { id: 'column_back_button.label', defaultMessage: 'Back' },
+});
+
+const BackButton: React.FC<{
+  onlyIcon: boolean;
+}> = ({ onlyIcon }) => {
+  const history = useAppHistory();
+  const intl = useIntl();
+
+  const handleBackClick = useCallback(() => {
+    if (history.location.state?.fromMastodon) {
+      history.goBack();
+    } else {
+      history.push('/');
+    }
+  }, [history]);
+
+  return (
+    <button
+      onClick={handleBackClick}
+      className={classNames('column-header__back-button', {
+        compact: onlyIcon,
+      })}
+      aria-label={intl.formatMessage(messages.back)}
+    >
+      <Icon
+        id='chevron-left'
+        icon={ArrowBackIcon}
+        className='column-back-button__icon'
+      />
+      {!onlyIcon && (
+        <FormattedMessage id='column_back_button.label' defaultMessage='Back' />
+      )}
+    </button>
+  );
+};
+
+export interface Props {
+  title?: string;
+  icon?: string;
+  iconComponent?: IconProp;
+  active?: boolean;
+  children?: React.ReactNode;
+  pinned?: boolean;
+  multiColumn?: boolean;
+  extraButton?: React.ReactNode;
+  showBackButton?: boolean;
+  placeholder?: boolean;
+  appendContent?: React.ReactNode;
+  collapseIssues?: boolean;
+  onClick?: () => void;
+  onMove?: (arg0: number) => void;
+  onPin?: () => void;
+}
+
+export const ColumnHeader: React.FC<Props> = ({
+  title,
+  icon,
+  iconComponent,
+  active,
+  children,
+  pinned,
+  multiColumn,
+  extraButton,
+  showBackButton,
+  placeholder,
+  appendContent,
+  collapseIssues,
+  onClick,
+  onMove,
+  onPin,
+}) => {
+  const intl = useIntl();
+  const { signedIn } = useIdentity();
+  const history = useAppHistory();
+  const [collapsed, setCollapsed] = useState(true);
+  const [animating, setAnimating] = useState(false);
+
+  const handleToggleClick = useCallback(
+    (e: React.MouseEvent) => {
+      e.stopPropagation();
+      setCollapsed((value) => !value);
+      setAnimating(true);
+    },
+    [setCollapsed, setAnimating],
+  );
+
+  const handleTitleClick = useCallback(() => {
+    onClick?.();
+  }, [onClick]);
+
+  const handleMoveLeft = useCallback(() => {
+    onMove?.(-1);
+  }, [onMove]);
+
+  const handleMoveRight = useCallback(() => {
+    onMove?.(1);
+  }, [onMove]);
+
+  const handleTransitionEnd = useCallback(() => {
+    setAnimating(false);
+  }, [setAnimating]);
+
+  const handlePin = useCallback(() => {
+    if (!pinned) {
+      history.replace('/');
+    }
+
+    onPin?.();
+  }, [history, pinned, onPin]);
+
+  const wrapperClassName = classNames('column-header__wrapper', {
+    active,
+  });
+
+  const buttonClassName = classNames('column-header', {
+    active,
+  });
+
+  const collapsibleClassName = classNames('column-header__collapsible', {
+    collapsed,
+    animating,
+  });
+
+  const collapsibleButtonClassName = classNames('column-header__button', {
+    active: !collapsed,
+  });
+
+  let extraContent, pinButton, moveButtons, backButton, collapseButton;
+
+  if (children) {
+    extraContent = (
+      <div key='extra-content' className='column-header__collapsible__extra'>
+        {children}
+      </div>
+    );
+  }
+
+  if (multiColumn && pinned) {
+    pinButton = (
+      <button
+        className='text-btn column-header__setting-btn'
+        onClick={handlePin}
+      >
+        <Icon id='times' icon={CloseIcon} />{' '}
+        <FormattedMessage id='column_header.unpin' defaultMessage='Unpin' />
+      </button>
+    );
+
+    moveButtons = (
+      <div className='column-header__setting-arrows'>
+        <button
+          title={intl.formatMessage(messages.moveLeft)}
+          aria-label={intl.formatMessage(messages.moveLeft)}
+          className='icon-button column-header__setting-btn'
+          onClick={handleMoveLeft}
+        >
+          <Icon id='chevron-left' icon={ChevronLeftIcon} />
+        </button>
+        <button
+          title={intl.formatMessage(messages.moveRight)}
+          aria-label={intl.formatMessage(messages.moveRight)}
+          className='icon-button column-header__setting-btn'
+          onClick={handleMoveRight}
+        >
+          <Icon id='chevron-right' icon={ChevronRightIcon} />
+        </button>
+      </div>
+    );
+  } else if (multiColumn && onPin) {
+    pinButton = (
+      <button
+        className='text-btn column-header__setting-btn'
+        onClick={handlePin}
+      >
+        <Icon id='plus' icon={AddIcon} />{' '}
+        <FormattedMessage id='column_header.pin' defaultMessage='Pin' />
+      </button>
+    );
+  }
+
+  if (
+    !pinned &&
+    ((multiColumn && history.location.state?.fromMastodon) || showBackButton)
+  ) {
+    backButton = <BackButton onlyIcon={!!title} />;
+  }
+
+  const collapsedContent = [extraContent];
+
+  if (multiColumn) {
+    collapsedContent.push(
+      <div key='buttons' className='column-header__advanced-buttons'>
+        {pinButton}
+        {moveButtons}
+      </div>,
+    );
+  }
+
+  if (signedIn && (children || (multiColumn && onPin))) {
+    collapseButton = (
+      <button
+        className={collapsibleButtonClassName}
+        title={intl.formatMessage(collapsed ? messages.show : messages.hide)}
+        aria-label={intl.formatMessage(
+          collapsed ? messages.show : messages.hide,
+        )}
+        onClick={handleToggleClick}
+      >
+        <i className='icon-with-badge'>
+          <Icon id='sliders' icon={SettingsIcon} />
+          {collapseIssues && <i className='icon-with-badge__issue-badge' />}
+        </i>
+      </button>
+    );
+  }
+
+  const hasIcon = icon && iconComponent;
+  const hasTitle = hasIcon && title;
+
+  const component = (
+    <div className={wrapperClassName}>
+      <h1 className={buttonClassName}>
+        {hasTitle && (
+          <>
+            {backButton}
+
+            <button onClick={handleTitleClick} className='column-header__title'>
+              {!backButton && (
+                <Icon
+                  id={icon}
+                  icon={iconComponent}
+                  className='column-header__icon'
+                />
+              )}
+              {title}
+            </button>
+          </>
+        )}
+
+        {!hasTitle && backButton}
+
+        <div className='column-header__buttons'>
+          {extraButton}
+          {collapseButton}
+        </div>
+      </h1>
+
+      <div
+        className={collapsibleClassName}
+        tabIndex={collapsed ? -1 : undefined}
+        onTransitionEnd={handleTransitionEnd}
+      >
+        <div className='column-header__collapsible-inner'>
+          {(!collapsed || animating) && collapsedContent}
+        </div>
+      </div>
+
+      {appendContent}
+    </div>
+  );
+
+  if (placeholder) {
+    return component;
+  } else {
+    return <ButtonInTabsBar>{component}</ButtonInTabsBar>;
+  }
+};
+
+// eslint-disable-next-line import/no-default-export
+export default ColumnHeader;
--- a/app/javascript/flavours/glitch/components/follow_button.tsx
+++ b/app/javascript/flavours/glitch/components/follow_button.tsx
@ -0,0 +1,125 @@
+import { useCallback, useEffect } from 'react';
+
+import { useIntl, defineMessages, FormattedMessage } from 'react-intl';
+
+import { useIdentity } from '@/flavours/glitch/identity_context';
+import {
+  fetchRelationships,
+  followAccount,
+  unfollowAccount,
+} from 'flavours/glitch/actions/accounts';
+import { openModal } from 'flavours/glitch/actions/modal';
+import { Button } from 'flavours/glitch/components/button';
+import { LoadingIndicator } from 'flavours/glitch/components/loading_indicator';
+import { me } from 'flavours/glitch/initial_state';
+import { useAppDispatch, useAppSelector } from 'flavours/glitch/store';
+
+const messages = defineMessages({
+  unfollow: { id: 'account.unfollow', defaultMessage: 'Unfollow' },
+  follow: { id: 'account.follow', defaultMessage: 'Follow' },
+  followBack: { id: 'account.follow_back', defaultMessage: 'Follow back' },
+  edit_profile: { id: 'account.edit_profile', defaultMessage: 'Edit profile' },
+});
+
+export const FollowButton: React.FC<{
+  accountId?: string;
+}> = ({ accountId }) => {
+  const intl = useIntl();
+  const dispatch = useAppDispatch();
+  const { signedIn } = useIdentity();
+  const account = useAppSelector((state) =>
+    accountId ? state.accounts.get(accountId) : undefined,
+  );
+  const relationship = useAppSelector((state) =>
+    accountId ? state.relationships.get(accountId) : undefined,
+  );
+  const following = relationship?.following || relationship?.requested;
+
+  useEffect(() => {
+    if (accountId && signedIn) {
+      dispatch(fetchRelationships([accountId]));
+    }
+  }, [dispatch, accountId, signedIn]);
+
+  const handleClick = useCallback(() => {
+    if (!signedIn) {
+      dispatch(
+        openModal({
+          modalType: 'INTERACTION',
+          modalProps: {
+            type: 'follow',
+            accountId: accountId,
+            url: account?.url,
+          },
+        }),
+      );
+    }
+
+    if (!relationship) return;
+
+    if (accountId === me) {
+      return;
+    } else if (relationship.following || relationship.requested) {
+      dispatch(
+        openModal({
+          modalType: 'CONFIRM',
+          modalProps: {
+            message: (
+              <FormattedMessage
+                id='confirmations.unfollow.message'
+                defaultMessage='Are you sure you want to unfollow {name}?'
+                values={{ name: <strong>@{account?.acct}</strong> }}
+              />
+            ),
+            confirm: intl.formatMessage(messages.unfollow),
+            onConfirm: () => {
+              dispatch(unfollowAccount(accountId));
+            },
+          },
+        }),
+      );
+    } else {
+      dispatch(followAccount(accountId));
+    }
+  }, [dispatch, intl, accountId, relationship, account, signedIn]);
+
+  let label;
+
+  if (!signedIn) {
+    label = intl.formatMessage(messages.follow);
+  } else if (accountId === me) {
+    label = intl.formatMessage(messages.edit_profile);
+  } else if (!relationship) {
+    label = <LoadingIndicator />;
+  } else if (!relationship.following && relationship.followed_by) {
+    label = intl.formatMessage(messages.followBack);
+  } else if (relationship.following || relationship.requested) {
+    label = intl.formatMessage(messages.unfollow);
+  } else {
+    label = intl.formatMessage(messages.follow);
+  }
+
+  if (accountId === me) {
+    return (
+      <a
+        href='/settings/profile'
+        target='_blank'
+        rel='noreferrer noopener'
+        className='button button-secondary'
+      >
+        {label}
+      </a>
+    );
+  }
+
+  return (
+    <Button
+      onClick={handleClick}
+      disabled={relationship?.blocked_by || relationship?.blocking}
+      secondary={following}
+      className={following ? 'button--destructive' : undefined}
+    >
+      {label}
+    </Button>
+  );
+};
--- a/app/javascript/flavours/glitch/components/hover_card_account.tsx
+++ b/app/javascript/flavours/glitch/components/hover_card_account.tsx
@ -0,0 +1,78 @@
+import { useEffect, forwardRef } from 'react';
+
+import classNames from 'classnames';
+
+import { fetchAccount } from 'flavours/glitch/actions/accounts';
+import { AccountBio } from 'flavours/glitch/components/account_bio';
+import { AccountFields } from 'flavours/glitch/components/account_fields';
+import { Avatar } from 'flavours/glitch/components/avatar';
+import { FollowersCounter } from 'flavours/glitch/components/counters';
+import { DisplayName } from 'flavours/glitch/components/display_name';
+import { FollowButton } from 'flavours/glitch/components/follow_button';
+import { LoadingIndicator } from 'flavours/glitch/components/loading_indicator';
+import { Permalink } from 'flavours/glitch/components/permalink';
+import { ShortNumber } from 'flavours/glitch/components/short_number';
+import { domain } from 'flavours/glitch/initial_state';
+import { useAppSelector, useAppDispatch } from 'flavours/glitch/store';
+
+export const HoverCardAccount = forwardRef<
+  HTMLDivElement,
+  { accountId?: string }
+>(({ accountId }, ref) => {
+  const dispatch = useAppDispatch();
+
+  const account = useAppSelector((state) =>
+    accountId ? state.accounts.get(accountId) : undefined,
+  );
+
+  useEffect(() => {
+    if (accountId && !account) {
+      dispatch(fetchAccount(accountId));
+    }
+  }, [dispatch, accountId, account]);
+
+  return (
+    <div
+      ref={ref}
+      id='hover-card'
+      role='tooltip'
+      className={classNames('hover-card dropdown-animation', {
+        'hover-card--loading': !account,
+      })}
+    >
+      {account ? (
+        <>
+          <Permalink
+            to={`/@${account.acct}`}
+            href={account.get('url')}
+            className='hover-card__name'
+          >
+            <Avatar account={account} size={46} />
+            <DisplayName account={account} localDomain={domain} />
+          </Permalink>
+
+          <div className='hover-card__text-row'>
+            <AccountBio
+              note={account.note_emojified}
+              className='hover-card__bio'
+            />
+            <AccountFields fields={account.fields} limit={2} />
+          </div>
+
+          <div className='hover-card__number'>
+            <ShortNumber
+              value={account.followers_count}
+              renderer={FollowersCounter}
+            />
+          </div>
+
+          <FollowButton accountId={accountId} />
+        </>
+      ) : (
+        <LoadingIndicator />
+      )}
+    </div>
+  );
+});
+
+HoverCardAccount.displayName = 'HoverCardAccount';
--- a/app/javascript/flavours/glitch/components/hover_card_controller.tsx
+++ b/app/javascript/flavours/glitch/components/hover_card_controller.tsx
@ -0,0 +1,176 @@
+import { useEffect, useRef, useState, useCallback } from 'react';
+
+import { useLocation } from 'react-router-dom';
+
+import Overlay from 'react-overlays/Overlay';
+import type {
+  OffsetValue,
+  UsePopperOptions,
+} from 'react-overlays/esm/usePopper';
+
+import { HoverCardAccount } from 'flavours/glitch/components/hover_card_account';
+import { useTimeout } from 'flavours/glitch/hooks/useTimeout';
+
+const offset = [-12, 4] as OffsetValue;
+const enterDelay = 750;
+const leaveDelay = 150;
+const popperConfig = { strategy: 'fixed' } as UsePopperOptions;
+
+const isHoverCardAnchor = (element: HTMLElement) =>
+  element.matches('[data-hover-card-account]');
+
+export const HoverCardController: React.FC = () => {
+  const [open, setOpen] = useState(false);
+  const [accountId, setAccountId] = useState<string | undefined>();
+  const [anchor, setAnchor] = useState<HTMLElement | null>(null);
+  const cardRef = useRef<HTMLDivElement | null>(null);
+  const [setLeaveTimeout, cancelLeaveTimeout] = useTimeout();
+  const [setEnterTimeout, cancelEnterTimeout, delayEnterTimeout] = useTimeout();
+  const [setScrollTimeout] = useTimeout();
+  const location = useLocation();
+
+  const handleClose = useCallback(() => {
+    cancelEnterTimeout();
+    cancelLeaveTimeout();
+    setOpen(false);
+    setAnchor(null);
+  }, [cancelEnterTimeout, cancelLeaveTimeout, setOpen, setAnchor]);
+
+  useEffect(() => {
+    handleClose();
+  }, [handleClose, location]);
+
+  useEffect(() => {
+    let isScrolling = false;
+    let currentAnchor: HTMLElement | null = null;
+
+    const open = (target: HTMLElement) => {
+      target.setAttribute('aria-describedby', 'hover-card');
+      setOpen(true);
+      setAnchor(target);
+      setAccountId(target.getAttribute('data-hover-card-account') ?? undefined);
+    };
+
+    const close = () => {
+      currentAnchor?.removeAttribute('aria-describedby');
+      currentAnchor = null;
+      setOpen(false);
+      setAnchor(null);
+      setAccountId(undefined);
+    };
+
+    const handleMouseEnter = (e: MouseEvent) => {
+      const { target } = e;
+
+      // We've exited the window
+      if (!(target instanceof HTMLElement)) {
+        close();
+        return;
+      }
+
+      // We've entered an anchor
+      if (!isScrolling && isHoverCardAnchor(target)) {
+        cancelLeaveTimeout();
+
+        currentAnchor?.removeAttribute('aria-describedby');
+        currentAnchor = target;
+
+        setEnterTimeout(() => {
+          open(target);
+        }, enterDelay);
+      }
+
+      // We've entered the hover card
+      if (
+        !isScrolling &&
+        (target === currentAnchor || target === cardRef.current)
+      ) {
+        cancelLeaveTimeout();
+      }
+    };
+
+    const handleMouseLeave = (e: MouseEvent) => {
+      if (!currentAnchor) {
+        return;
+      }
+
+      if (e.target === currentAnchor || e.target === cardRef.current) {
+        cancelEnterTimeout();
+
+        setLeaveTimeout(() => {
+          close();
+        }, leaveDelay);
+      }
+    };
+
+    const handleScrollEnd = () => {
+      isScrolling = false;
+    };
+
+    const handleScroll = () => {
+      isScrolling = true;
+      cancelEnterTimeout();
+      setScrollTimeout(handleScrollEnd, 100);
+    };
+
+    const handleMouseMove = () => {
+      delayEnterTimeout(enterDelay);
+    };
+
+    document.body.addEventListener('mouseenter', handleMouseEnter, {
+      passive: true,
+      capture: true,
+    });
+
+    document.body.addEventListener('mousemove', handleMouseMove, {
+      passive: true,
+      capture: false,
+    });
+
+    document.body.addEventListener('mouseleave', handleMouseLeave, {
+      passive: true,
+      capture: true,
+    });
+
+    document.addEventListener('scroll', handleScroll, {
+      passive: true,
+      capture: true,
+    });
+
+    return () => {
+      document.body.removeEventListener('mouseenter', handleMouseEnter);
+      document.body.removeEventListener('mousemove', handleMouseMove);
+      document.body.removeEventListener('mouseleave', handleMouseLeave);
+      document.removeEventListener('scroll', handleScroll);
+    };
+  }, [
+    setEnterTimeout,
+    setLeaveTimeout,
+    setScrollTimeout,
+    cancelEnterTimeout,
+    cancelLeaveTimeout,
+    delayEnterTimeout,
+    setOpen,
+    setAccountId,
+    setAnchor,
+  ]);
+
+  return (
+    <Overlay
+      rootClose
+      onHide={handleClose}
+      show={open}
+      target={anchor}
+      placement='bottom-start'
+      flip
+      offset={offset}
+      popperConfig={popperConfig}
+    >
+      {({ props }) => (
+        <div {...props} className='hover-card-controller'>
+          <HoverCardAccount accountId={accountId} ref={cardRef} />
+        </div>
+      )}
+    </Overlay>
+  );
+};
--- a/app/javascript/flavours/glitch/components/more_from_author.jsx
+++ b/app/javascript/flavours/glitch/components/more_from_author.jsx
@ -0,0 +1,19 @@
+import PropTypes from 'prop-types';
+
+import { FormattedMessage } from 'react-intl';
+
+import { AuthorLink } from 'flavours/glitch/features/explore/components/author_link';
+
+export const MoreFromAuthor = ({ accountId }) => (
+  <div className='more-from-author'>
+    <svg viewBox='0 0 79 79' className='logo logo--icon' role='img'>
+      <use xlinkHref='#logo-symbol-icon' />
+    </svg>
+
+    <FormattedMessage id='link_preview.more_from_author' defaultMessage='More from {name}' values={{ name: <AuthorLink accountId={accountId} /> }} />
+  </div>
+);
+
+MoreFromAuthor.propTypes = {
+  accountId: PropTypes.string.isRequired,
+};
--- a/app/javascript/flavours/glitch/components/server_banner.jsx
+++ b/app/javascript/flavours/glitch/components/server_banner.jsx
@ -42,10 +42,12 @@ class ServerBanner extends PureComponent {
    return (
      <div className='server-banner'>
        <div className='server-banner__introduction'>
-          <FormattedMessage id='server_banner.introduction' defaultMessage='{domain} is part of the decentralized social network powered by {mastodon}.' values={{ domain: <strong>{domain}</strong>, mastodon: <a href='https://joinmastodon.org' target='_blank'>Mastodon</a> }} />
+          <FormattedMessage id='server_banner.is_one_of_many' defaultMessage='{domain} is one of the many independent Mastodon servers you can use to participate in the fediverse.' values={{ domain: <strong>{domain}</strong>, mastodon: <a href='https://joinmastodon.org' target='_blank'>Mastodon</a> }} />
        </div>

+        <Link to='/about'>
          <ServerHeroImage blurhash={server.getIn(['thumbnail', 'blurhash'])} src={server.getIn(['thumbnail', 'url'])} className='server-banner__hero' />
+        </Link>

        <div className='server-banner__description'>
          {isLoading ? (
@ -84,10 +86,6 @@ class ServerBanner extends PureComponent {
            )}
          </div>
        </div>
-
-        <hr className='spacer' />
-
-        <Link className='button button--block button-secondary' to='/about'><FormattedMessage id='server_banner.learn_more' defaultMessage='Learn more' /></Link>
      </div>
    );
  }
--- a/app/javascript/flavours/glitch/components/status.jsx
+++ b/app/javascript/flavours/glitch/components/status.jsx
@ -810,7 +810,7 @@ class Status extends ImmutablePureComponent {
          {prepend}

          <div
-            className={classNames('status', `status-${status.get('visibility')}`, { 'status-reply': !!status.get('in_reply_to_id'), 'status--in-thread': !!rootId, 'status--first-in-thread': previousId && (!connectUp || connectToRoot), muted: this.props.muted, 'has-background': isCollapsed && background, collapsed: isCollapsed })}
+            className={classNames('status', `status-${status.get('visibility')}`, { 'status-reply': !!status.get('in_reply_to_id'), 'status--in-thread': !!rootId, 'status--first-in-thread': previousId && (!connectUp || connectToRoot), muted: this.props.muted, 'has-background': isCollapsed && background })}
            data-id={status.get('id')}
            style={isCollapsed && background ? { backgroundImage: `url(${background})` } : null}
          >
--- a/app/javascript/flavours/glitch/components/status_content.jsx
+++ b/app/javascript/flavours/glitch/components/status_content.jsx
@ -181,7 +181,8 @@ class StatusContent extends PureComponent {

      if (mention) {
        link.addEventListener('click', this.onMentionClick.bind(this, mention), false);
-        link.setAttribute('title', `@${mention.get('acct')}`);
+        link.removeAttribute('title');
+        link.setAttribute('data-hover-card-account', mention.get('id'));
        if (rewriteMentions !== 'no') {
          while (link.firstChild) link.removeChild(link.firstChild);
          link.appendChild(document.createTextNode('@'));
--- a/app/javascript/flavours/glitch/components/status_header.jsx
+++ b/app/javascript/flavours/glitch/components/status_header.jsx
@ -51,6 +51,7 @@ export default class StatusHeader extends PureComponent {
        target='_blank'
        onClick={this.handleAccountClick}
        rel='noopener noreferrer'
+        data-hover-card-account={status.getIn(['account', 'id'])}
      >
        <div className='status__avatar'>
          {statusAvatar}
--- a/app/javascript/flavours/glitch/components/status_list.jsx
+++ b/app/javascript/flavours/glitch/components/status_list.jsx
@ -33,6 +33,7 @@ export default class StatusList extends ImmutablePureComponent {
    withCounters: PropTypes.bool,
    timelineId: PropTypes.string.isRequired,
    lastId: PropTypes.string,
+    bindToDocument: PropTypes.bool,
    regex: PropTypes.string,
  };

--- a/app/javascript/flavours/glitch/components/status_prepend.jsx
+++ b/app/javascript/flavours/glitch/components/status_prepend.jsx
@ -40,6 +40,7 @@ export default class StatusPrepend extends PureComponent {
        onClick={this.handleClick}
        href={account.get('url')}
        className='status__display-name'
+        data-hover-card-account={account.get('id')}
      >
        <bdi>
          <strong
--- a/app/javascript/flavours/glitch/features/account_timeline/containers/header_container.jsx
+++ b/app/javascript/flavours/glitch/features/account_timeline/containers/header_container.jsx
@ -23,7 +23,6 @@ import { makeGetAccount, getAccountHidden } from '../../../selectors';
 import Header from '../components/header';

 const messages = defineMessages({
-  cancelFollowRequestConfirm: { id: 'confirmations.cancel_follow_request.confirm', defaultMessage: 'Withdraw request' },
  unfollowConfirm: { id: 'confirmations.unfollow.confirm', defaultMessage: 'Unfollow' },
  blockDomainConfirm: { id: 'confirmations.domain_block.confirm', defaultMessage: 'Block entire domain' },
 });
@ -43,7 +42,7 @@ const makeMapStateToProps = () => {
 const mapDispatchToProps = (dispatch, { intl }) => ({

  onFollow (account) {
-    if (account.getIn(['relationship', 'following'])) {
+    if (account.getIn(['relationship', 'following']) || account.getIn(['relationship', 'requested'])) {
      dispatch(openModal({
        modalType: 'CONFIRM',
        modalProps: {
@ -52,15 +51,6 @@ const mapDispatchToProps = (dispatch, { intl }) => ({
          onConfirm: () => dispatch(unfollowAccount(account.get('id'))),
        },
      }));
-    } else if (account.getIn(['relationship', 'requested'])) {
-      dispatch(openModal({
-        modalType: 'CONFIRM',
-        modalProps: {
-          message: <FormattedMessage id='confirmations.cancel_follow_request.message' defaultMessage='Are you sure you want to withdraw your request to follow {name}?' values={{ name: <strong>@{account.get('acct')}</strong> }} />,
-          confirm: intl.formatMessage(messages.cancelFollowRequestConfirm),
-          onConfirm: () => dispatch(unfollowAccount(account.get('id'))),
-        },
-      }));
    } else {
      dispatch(followAccount(account.get('id')));
    }
--- a/app/javascript/flavours/glitch/features/compose/components/language_dropdown.jsx
+++ b/app/javascript/flavours/glitch/features/compose/components/language_dropdown.jsx
@ -110,18 +110,6 @@ class LanguageDropdownMenu extends PureComponent {
    }).map(result => result.obj);
  }

-  frequentlyUsed () {
-    const { languages, value } = this.props;
-    const current = languages.find(lang => lang[0] === value);
-    const results = [];
-
-    if (current) {
-      results.push(current);
-    }
-
-    return results;
-  }
-
  handleClick = e => {
    const value = e.currentTarget.getAttribute('data-index');

--- a/app/javascript/flavours/glitch/features/direct_timeline/components/conversation.jsx
+++ b/app/javascript/flavours/glitch/features/direct_timeline/components/conversation.jsx
@ -185,7 +185,7 @@ export const Conversation = ({ conversation, scrollKey, onMoveUp, onMoveDown })
  menu.push({ text: intl.formatMessage(messages.delete), action: handleDelete });

  const names = accounts.map(a => (
-    <Permalink to={`/@${a.get('acct')}`} href={a.get('url')} key={a.get('id')} title={a.get('acct')}>
+    <Permalink to={`/@${a.get('acct')}`} href={a.get('url')} key={a.get('id')} data-hover-card-account={a.get('id')}>
      <bdi>
        <strong
          className='display-name__html'
--- a/app/javascript/flavours/glitch/features/directory/components/account_card.jsx
+++ b/app/javascript/flavours/glitch/features/directory/components/account_card.jsx
@ -1,247 +0,0 @@
-import PropTypes from 'prop-types';
-
-import { FormattedMessage, injectIntl, defineMessages } from 'react-intl';
-
-import classNames from 'classnames';
-
-import ImmutablePropTypes from 'react-immutable-proptypes';
-import ImmutablePureComponent from 'react-immutable-pure-component';
-import { connect } from 'react-redux';
-
-import {
-  followAccount,
-  unfollowAccount,
-  unblockAccount,
-  unmuteAccount,
-} from 'flavours/glitch/actions/accounts';
-import { openModal } from 'flavours/glitch/actions/modal';
-import { Avatar } from 'flavours/glitch/components/avatar';
-import { Button } from 'flavours/glitch/components/button';
-import { DisplayName } from 'flavours/glitch/components/display_name';
-import { IconButton } from 'flavours/glitch/components/icon_button';
-import { Permalink } from 'flavours/glitch/components/permalink';
-import { ShortNumber } from 'flavours/glitch/components/short_number';
-import { autoPlayGif, me } from 'flavours/glitch/initial_state';
-import { makeGetAccount } from 'flavours/glitch/selectors';
-
-const messages = defineMessages({
-  unfollow: { id: 'account.unfollow', defaultMessage: 'Unfollow' },
-  follow: { id: 'account.follow', defaultMessage: 'Follow' },
-  cancel_follow_request: { id: 'account.cancel_follow_request', defaultMessage: 'Withdraw follow request' },
-  cancelFollowRequestConfirm: { id: 'confirmations.cancel_follow_request.confirm', defaultMessage: 'Withdraw request' },
-  requested: { id: 'account.requested', defaultMessage: 'Awaiting approval. Click to cancel follow request' },
-  unblock: { id: 'account.unblock_short', defaultMessage: 'Unblock' },
-  unmute: { id: 'account.unmute_short', defaultMessage: 'Unmute' },
-  unfollowConfirm: { id: 'confirmations.unfollow.confirm', defaultMessage: 'Unfollow' },
-  edit_profile: { id: 'account.edit_profile', defaultMessage: 'Edit profile' },
-  dismissSuggestion: { id: 'suggestions.dismiss', defaultMessage: 'Dismiss suggestion' },
-});
-
-const makeMapStateToProps = () => {
-  const getAccount = makeGetAccount();
-
-  const mapStateToProps = (state, { id }) => ({
-    account: getAccount(state, id),
-  });
-
-  return mapStateToProps;
-};
-
-const mapDispatchToProps = (dispatch, { intl }) => ({
-  onFollow(account) {
-    if (account.getIn(['relationship', 'following'])) {
-      dispatch(
-        openModal({
-          modalType: 'CONFIRM',
-          modalProps: {
-            message: (
-              <FormattedMessage
-                id='confirmations.unfollow.message'
-                defaultMessage='Are you sure you want to unfollow {name}?'
-                values={{ name: <strong>@{account.get('acct')}</strong> }}
-              />
-            ),
-            confirm: intl.formatMessage(messages.unfollowConfirm),
-            onConfirm: () => dispatch(unfollowAccount(account.get('id'))),
-          } }),
-      );
-    } else if (account.getIn(['relationship', 'requested'])) {
-      dispatch(openModal({
-        modalType: 'CONFIRM',
-        modalProps: {
-          message: <FormattedMessage id='confirmations.cancel_follow_request.message' defaultMessage='Are you sure you want to withdraw your request to follow {name}?' values={{ name: <strong>@{account.get('acct')}</strong> }} />,
-          confirm: intl.formatMessage(messages.cancelFollowRequestConfirm),
-          onConfirm: () => dispatch(unfollowAccount(account.get('id'))),
-        },
-      }));
-    } else {
-      dispatch(followAccount(account.get('id')));
-    }
-  },
-
-  onBlock(account) {
-    if (account.getIn(['relationship', 'blocking'])) {
-      dispatch(unblockAccount(account.get('id')));
-    }
-  },
-
-  onMute(account) {
-    if (account.getIn(['relationship', 'muting'])) {
-      dispatch(unmuteAccount(account.get('id')));
-    }
-  },
-
-});
-
-class AccountCard extends ImmutablePureComponent {
-
-  static propTypes = {
-    account: ImmutablePropTypes.record.isRequired,
-    intl: PropTypes.object.isRequired,
-    onFollow: PropTypes.func.isRequired,
-    onBlock: PropTypes.func.isRequired,
-    onMute: PropTypes.func.isRequired,
-    onDismiss: PropTypes.func,
-  };
-
-  handleMouseEnter = ({ currentTarget }) => {
-    if (autoPlayGif) {
-      return;
-    }
-
-    const emojis = currentTarget.querySelectorAll('.custom-emoji');
-
-    for (var i = 0; i < emojis.length; i++) {
-      let emoji = emojis[i];
-      emoji.src = emoji.getAttribute('data-original');
-    }
-  };
-
-  handleMouseLeave = ({ currentTarget }) => {
-    if (autoPlayGif) {
-      return;
-    }
-
-    const emojis = currentTarget.querySelectorAll('.custom-emoji');
-
-    for (var i = 0; i < emojis.length; i++) {
-      let emoji = emojis[i];
-      emoji.src = emoji.getAttribute('data-static');
-    }
-  };
-
-  handleFollow = () => {
-    this.props.onFollow(this.props.account);
-  };
-
-  handleBlock = () => {
-    this.props.onBlock(this.props.account);
-  };
-
-  handleMute = () => {
-    this.props.onMute(this.props.account);
-  };
-
-  handleEditProfile = () => {
-    window.open('/settings/profile', '_blank');
-  };
-
-  handleDismiss = (e) => {
-    const { account, onDismiss } = this.props;
-    onDismiss(account.get('id'));
-
-    e.preventDefault();
-    e.stopPropagation();
-  };
-
-  render() {
-    const { account, intl } = this.props;
-
-    let actionBtn;
-
-    if (me !== account.get('id')) {
-      if (!account.get('relationship')) { // Wait until the relationship is loaded
-        actionBtn = '';
-      } else if (account.getIn(['relationship', 'requested'])) {
-        actionBtn = <Button  text={intl.formatMessage(messages.cancel_follow_request)} title={intl.formatMessage(messages.requested)} onClick={this.handleFollow} />;
-      } else if (account.getIn(['relationship', 'muting'])) {
-        actionBtn = <Button  text={intl.formatMessage(messages.unmute)} onClick={this.handleMute} />;
-      } else if (!account.getIn(['relationship', 'blocking'])) {
-        actionBtn = <Button disabled={account.getIn(['relationship', 'blocked_by'])} className={classNames({ 'button--destructive': account.getIn(['relationship', 'following']) })} text={intl.formatMessage(account.getIn(['relationship', 'following']) ? messages.unfollow : messages.follow)} onClick={this.handleFollow} />;
-      } else if (account.getIn(['relationship', 'blocking'])) {
-        actionBtn = <Button  text={intl.formatMessage(messages.unblock)} onClick={this.handleBlock} />;
-      }
-    } else {
-      actionBtn = <Button  text={intl.formatMessage(messages.edit_profile)} onClick={this.handleEditProfile} />;
-    }
-
-    return (
-      <div className='account-card'>
-        <Permalink href={account.get('url')} to={`/@${account.get('acct')}`} className='account-card__permalink'>
-          <div className='account-card__header'>
-            {this.props.onDismiss && <IconButton className='media-modal__close' title={intl.formatMessage(messages.dismissSuggestion)} icon='times' onClick={this.handleDismiss} size={20} />}
-
-            <img
-              src={
-                autoPlayGif ? account.get('header') : account.get('header_static')
-              }
-              alt=''
-            />
-          </div>
-
-          <div className='account-card__title'>
-            <div className='account-card__title__avatar'><Avatar account={account} size={56} /></div>
-            <DisplayName account={account} />
-          </div>
-        </Permalink>
-
-        {account.get('note').length > 0 && (
-          <div
-            className='account-card__bio translate'
-            onMouseEnter={this.handleMouseEnter}
-            onMouseLeave={this.handleMouseLeave}
-            dangerouslySetInnerHTML={{ __html: account.get('note_emojified') }}
-          />
-        )}
-
-        <div className='account-card__actions'>
-          <div className='account-card__counters'>
-            <div className='account-card__counters__item'>
-              <ShortNumber value={account.get('statuses_count')} />
-              <small>
-                <FormattedMessage id='account.posts' defaultMessage='Posts' />
-              </small>
-            </div>
-
-            <div className='account-card__counters__item'>
-              {account.get('followers_count') < 0 ? '-' : <ShortNumber value={account.get('followers_count')} />}{' '}
-              <small>
-                <FormattedMessage
-                  id='account.followers'
-                  defaultMessage='Followers'
-                />
-              </small>
-            </div>
-
-            <div className='account-card__counters__item'>
-              <ShortNumber value={account.get('following_count')} />{' '}
-              <small>
-                <FormattedMessage
-                  id='account.following'
-                  defaultMessage='Following'
-                />
-              </small>
-            </div>
-          </div>
-
-          <div className='account-card__actions__button'>
-            {actionBtn}
-          </div>
-        </div>
-      </div>
-    );
-  }
-
-}
-
-export default injectIntl(connect(makeMapStateToProps, mapDispatchToProps)(AccountCard));
--- a/app/javascript/flavours/glitch/features/directory/components/account_card.tsx
+++ b/app/javascript/flavours/glitch/features/directory/components/account_card.tsx
@ -0,0 +1,273 @@
+import type { MouseEventHandler } from 'react';
+import { useCallback } from 'react';
+
+import { FormattedMessage, defineMessages, useIntl } from 'react-intl';
+
+import classNames from 'classnames';
+
+import {
+  followAccount,
+  unfollowAccount,
+  unblockAccount,
+  unmuteAccount,
+} from 'flavours/glitch/actions/accounts';
+import { openModal } from 'flavours/glitch/actions/modal';
+import { Avatar } from 'flavours/glitch/components/avatar';
+import { Button } from 'flavours/glitch/components/button';
+import { DisplayName } from 'flavours/glitch/components/display_name';
+import { Permalink } from 'flavours/glitch/components/permalink';
+import { ShortNumber } from 'flavours/glitch/components/short_number';
+import { autoPlayGif, me } from 'flavours/glitch/initial_state';
+import type { Account } from 'flavours/glitch/models/account';
+import { makeGetAccount } from 'flavours/glitch/selectors';
+import { useAppDispatch, useAppSelector } from 'flavours/glitch/store';
+
+const messages = defineMessages({
+  unfollow: { id: 'account.unfollow', defaultMessage: 'Unfollow' },
+  follow: { id: 'account.follow', defaultMessage: 'Follow' },
+  cancel_follow_request: {
+    id: 'account.cancel_follow_request',
+    defaultMessage: 'Withdraw follow request',
+  },
+  cancelFollowRequestConfirm: {
+    id: 'confirmations.cancel_follow_request.confirm',
+    defaultMessage: 'Withdraw request',
+  },
+  requested: {
+    id: 'account.requested',
+    defaultMessage: 'Awaiting approval. Click to cancel follow request',
+  },
+  unblock: { id: 'account.unblock_short', defaultMessage: 'Unblock' },
+  unmute: { id: 'account.unmute_short', defaultMessage: 'Unmute' },
+  unfollowConfirm: {
+    id: 'confirmations.unfollow.confirm',
+    defaultMessage: 'Unfollow',
+  },
+  edit_profile: { id: 'account.edit_profile', defaultMessage: 'Edit profile' },
+});
+
+const getAccount = makeGetAccount();
+
+export const AccountCard: React.FC<{ accountId: string }> = ({ accountId }) => {
+  const intl = useIntl();
+  const account = useAppSelector((s) => getAccount(s, accountId));
+  const dispatch = useAppDispatch();
+
+  const handleMouseEnter = useCallback<MouseEventHandler>(
+    ({ currentTarget }) => {
+      if (autoPlayGif) {
+        return;
+      }
+      const emojis =
+        currentTarget.querySelectorAll<HTMLImageElement>('.custom-emoji');
+
+      emojis.forEach((emoji) => {
+        const original = emoji.getAttribute('data-original');
+        if (original) emoji.src = original;
+      });
+    },
+    [],
+  );
+
+  const handleMouseLeave = useCallback<MouseEventHandler>(
+    ({ currentTarget }) => {
+      if (autoPlayGif) {
+        return;
+      }
+
+      const emojis =
+        currentTarget.querySelectorAll<HTMLImageElement>('.custom-emoji');
+
+      emojis.forEach((emoji) => {
+        const staticUrl = emoji.getAttribute('data-static');
+        if (staticUrl) emoji.src = staticUrl;
+      });
+    },
+    [],
+  );
+
+  const handleFollow = useCallback(() => {
+    if (!account) return;
+
+    if (account.getIn(['relationship', 'following'])) {
+      dispatch(
+        openModal({
+          modalType: 'CONFIRM',
+          modalProps: {
+            message: (
+              <FormattedMessage
+                id='confirmations.unfollow.message'
+                defaultMessage='Are you sure you want to unfollow {name}?'
+                values={{ name: <strong>@{account.get('acct')}</strong> }}
+              />
+            ),
+            confirm: intl.formatMessage(messages.unfollowConfirm),
+            onConfirm: () => {
+              dispatch(unfollowAccount(account.get('id')));
+            },
+          },
+        }),
+      );
+    } else if (account.getIn(['relationship', 'requested'])) {
+      dispatch(
+        openModal({
+          modalType: 'CONFIRM',
+          modalProps: {
+            message: (
+              <FormattedMessage
+                id='confirmations.cancel_follow_request.message'
+                defaultMessage='Are you sure you want to withdraw your request to follow {name}?'
+                values={{ name: <strong>@{account.get('acct')}</strong> }}
+              />
+            ),
+            confirm: intl.formatMessage(messages.cancelFollowRequestConfirm),
+            onConfirm: () => {
+              dispatch(unfollowAccount(account.get('id')));
+            },
+          },
+        }),
+      );
+    } else {
+      dispatch(followAccount(account.get('id')));
+    }
+  }, [account, dispatch, intl]);
+
+  const handleBlock = useCallback(() => {
+    if (account?.relationship?.blocking) {
+      dispatch(unblockAccount(account.get('id')));
+    }
+  }, [account, dispatch]);
+
+  const handleMute = useCallback(() => {
+    if (account?.relationship?.muting) {
+      dispatch(unmuteAccount(account.get('id')));
+    }
+  }, [account, dispatch]);
+
+  const handleEditProfile = useCallback(() => {
+    window.open('/settings/profile', '_blank');
+  }, []);
+
+  if (!account) return null;
+
+  let actionBtn;
+
+  if (me !== account.get('id')) {
+    if (!account.get('relationship')) {
+      // Wait until the relationship is loaded
+      actionBtn = '';
+    } else if (account.getIn(['relationship', 'requested'])) {
+      actionBtn = (
+        <Button
+          text={intl.formatMessage(messages.cancel_follow_request)}
+          title={intl.formatMessage(messages.requested)}
+          onClick={handleFollow}
+        />
+      );
+    } else if (account.getIn(['relationship', 'muting'])) {
+      actionBtn = (
+        <Button
+          text={intl.formatMessage(messages.unmute)}
+          onClick={handleMute}
+        />
+      );
+    } else if (!account.getIn(['relationship', 'blocking'])) {
+      actionBtn = (
+        <Button
+          disabled={account.relationship?.blocked_by}
+          className={classNames({
+            'button--destructive': account.getIn(['relationship', 'following']),
+          })}
+          text={intl.formatMessage(
+            account.getIn(['relationship', 'following'])
+              ? messages.unfollow
+              : messages.follow,
+          )}
+          onClick={handleFollow}
+        />
+      );
+    } else if (account.getIn(['relationship', 'blocking'])) {
+      actionBtn = (
+        <Button
+          text={intl.formatMessage(messages.unblock)}
+          onClick={handleBlock}
+        />
+      );
+    }
+  } else {
+    actionBtn = (
+      <Button
+        text={intl.formatMessage(messages.edit_profile)}
+        onClick={handleEditProfile}
+      />
+    );
+  }
+
+  return (
+    <div className='account-card'>
+      <Permalink
+        href={account.get('url')}
+        to={`/@${account.get('acct')}`}
+        className='account-card__permalink'
+      >
+        <div className='account-card__header'>
+          <img
+            src={
+              autoPlayGif ? account.get('header') : account.get('header_static')
+            }
+            alt=''
+          />
+        </div>
+
+        <div className='account-card__title'>
+          <div className='account-card__title__avatar'>
+            <Avatar account={account as Account} size={56} />
+          </div>
+          <DisplayName account={account as Account} />
+        </div>
+      </Permalink>
+
+      {account.get('note').length > 0 && (
+        <div
+          className='account-card__bio translate'
+          onMouseEnter={handleMouseEnter}
+          onMouseLeave={handleMouseLeave}
+          dangerouslySetInnerHTML={{ __html: account.get('note_emojified') }}
+        />
+      )}
+
+      <div className='account-card__actions'>
+        <div className='account-card__counters'>
+          <div className='account-card__counters__item'>
+            <ShortNumber value={account.get('statuses_count')} />
+            <small>
+              <FormattedMessage id='account.posts' defaultMessage='Posts' />
+            </small>
+          </div>
+
+          <div className='account-card__counters__item'>
+            <ShortNumber value={account.get('followers_count')} />{' '}
+            <small>
+              <FormattedMessage
+                id='account.followers'
+                defaultMessage='Followers'
+              />
+            </small>
+          </div>
+
+          <div className='account-card__counters__item'>
+            <ShortNumber value={account.get('following_count')} />{' '}
+            <small>
+              <FormattedMessage
+                id='account.following'
+                defaultMessage='Following'
+              />
+            </small>
+          </div>
+        </div>
+
+        <div className='account-card__actions__button'>{actionBtn}</div>
+      </div>
+    </div>
+  );
+};
--- a/app/javascript/flavours/glitch/features/directory/index.jsx
+++ b/app/javascript/flavours/glitch/features/directory/index.jsx
@ -1,181 +0,0 @@
-import PropTypes from 'prop-types';
-import { PureComponent } from 'react';
-
-import { defineMessages, injectIntl } from 'react-intl';
-
-import { Helmet } from 'react-helmet';
-
-import { List as ImmutableList } from 'immutable';
-import ImmutablePropTypes from 'react-immutable-proptypes';
-import { connect } from 'react-redux';
-
-import PeopleIcon from '@/material-icons/400-24px/group.svg?react';
-import { addColumn, removeColumn, moveColumn, changeColumnParams } from 'flavours/glitch/actions/columns';
-import { fetchDirectory, expandDirectory } from 'flavours/glitch/actions/directory';
-import Column from 'flavours/glitch/components/column';
-import ColumnHeader from 'flavours/glitch/components/column_header';
-import { LoadMore } from 'flavours/glitch/components/load_more';
-import { LoadingIndicator } from 'flavours/glitch/components/loading_indicator';
-import { RadioButton } from 'flavours/glitch/components/radio_button';
-import ScrollContainer from 'flavours/glitch/containers/scroll_container';
-
-import AccountCard from './components/account_card';
-
-const messages = defineMessages({
-  title: { id: 'column.directory', defaultMessage: 'Browse profiles' },
-  recentlyActive: { id: 'directory.recently_active', defaultMessage: 'Recently active' },
-  newArrivals: { id: 'directory.new_arrivals', defaultMessage: 'New arrivals' },
-  local: { id: 'directory.local', defaultMessage: 'From {domain} only' },
-  federated: { id: 'directory.federated', defaultMessage: 'From known fediverse' },
-});
-
-const mapStateToProps = state => ({
-  accountIds: state.getIn(['user_lists', 'directory', 'items'], ImmutableList()),
-  isLoading: state.getIn(['user_lists', 'directory', 'isLoading'], true),
-  domain: state.getIn(['meta', 'domain']),
-});
-
-class Directory extends PureComponent {
-
-  static propTypes = {
-    isLoading: PropTypes.bool,
-    accountIds: ImmutablePropTypes.list.isRequired,
-    dispatch: PropTypes.func.isRequired,
-    columnId: PropTypes.string,
-    intl: PropTypes.object.isRequired,
-    multiColumn: PropTypes.bool,
-    domain: PropTypes.string.isRequired,
-    params: PropTypes.shape({
-      order: PropTypes.string,
-      local: PropTypes.bool,
-    }),
-  };
-
-  state = {
-    order: null,
-    local: null,
-  };
-
-  handlePin = () => {
-    const { columnId, dispatch } = this.props;
-
-    if (columnId) {
-      dispatch(removeColumn(columnId));
-    } else {
-      dispatch(addColumn('DIRECTORY', this.getParams(this.props, this.state)));
-    }
-  };
-
-  getParams = (props, state) => ({
-    order: state.order === null ? (props.params.order || 'active') : state.order,
-    local: state.local === null ? (props.params.local || false) : state.local,
-  });
-
-  handleMove = dir => {
-    const { columnId, dispatch } = this.props;
-    dispatch(moveColumn(columnId, dir));
-  };
-
-  handleHeaderClick = () => {
-    this.column.scrollTop();
-  };
-
-  componentDidMount () {
-    const { dispatch } = this.props;
-    dispatch(fetchDirectory(this.getParams(this.props, this.state)));
-  }
-
-  componentDidUpdate (prevProps, prevState) {
-    const { dispatch } = this.props;
-    const paramsOld = this.getParams(prevProps, prevState);
-    const paramsNew = this.getParams(this.props, this.state);
-
-    if (paramsOld.order !== paramsNew.order || paramsOld.local !== paramsNew.local) {
-      dispatch(fetchDirectory(paramsNew));
-    }
-  }
-
-  setRef = c => {
-    this.column = c;
-  };
-
-  handleChangeOrder = e => {
-    const { dispatch, columnId } = this.props;
-
-    if (columnId) {
-      dispatch(changeColumnParams(columnId, ['order'], e.target.value));
-    } else {
-      this.setState({ order: e.target.value });
-    }
-  };
-
-  handleChangeLocal = e => {
-    const { dispatch, columnId } = this.props;
-
-    if (columnId) {
-      dispatch(changeColumnParams(columnId, ['local'], e.target.value === '1'));
-    } else {
-      this.setState({ local: e.target.value === '1' });
-    }
-  };
-
-  handleLoadMore = () => {
-    const { dispatch } = this.props;
-    dispatch(expandDirectory(this.getParams(this.props, this.state)));
-  };
-
-  render () {
-    const { isLoading, accountIds, intl, columnId, multiColumn, domain } = this.props;
-    const { order, local }  = this.getParams(this.props, this.state);
-    const pinned = !!columnId;
-
-    const scrollableArea = (
-      <div className='scrollable'>
-        <div className='filter-form'>
-          <div className='filter-form__column' role='group'>
-            <RadioButton name='order' value='active' label={intl.formatMessage(messages.recentlyActive)} checked={order === 'active'} onChange={this.handleChangeOrder} />
-            <RadioButton name='order' value='new' label={intl.formatMessage(messages.newArrivals)} checked={order === 'new'} onChange={this.handleChangeOrder} />
-          </div>
-
-          <div className='filter-form__column' role='group'>
-            <RadioButton name='local' value='1' label={intl.formatMessage(messages.local, { domain })} checked={local} onChange={this.handleChangeLocal} />
-            <RadioButton name='local' value='0' label={intl.formatMessage(messages.federated)} checked={!local} onChange={this.handleChangeLocal} />
-          </div>
-        </div>
-
-        <div className='directory__list'>
-          {isLoading ? <LoadingIndicator /> : accountIds.map(accountId => (
-            <AccountCard id={accountId} key={accountId} />
-          ))}
-        </div>
-
-        <LoadMore onClick={this.handleLoadMore} visible={!isLoading} />
-      </div>
-    );
-
-    return (
-      <Column bindToDocument={!multiColumn} ref={this.setRef} label={intl.formatMessage(messages.title)}>
-        <ColumnHeader
-          icon='address-book-o'
-          iconComponent={PeopleIcon}
-          title={intl.formatMessage(messages.title)}
-          onPin={this.handlePin}
-          onMove={this.handleMove}
-          onClick={this.handleHeaderClick}
-          pinned={pinned}
-          multiColumn={multiColumn}
-        />
-
-        {multiColumn && !pinned ? <ScrollContainer scrollKey='directory'>{scrollableArea}</ScrollContainer> : scrollableArea}
-
-        <Helmet>
-          <title>{intl.formatMessage(messages.title)}</title>
-          <meta name='robots' content='noindex' />
-        </Helmet>
-      </Column>
-    );
-  }
-
-}
-
-export default connect(mapStateToProps)(injectIntl(Directory));
--- a/app/javascript/flavours/glitch/features/directory/index.tsx
+++ b/app/javascript/flavours/glitch/features/directory/index.tsx
@ -0,0 +1,219 @@
+import type { ChangeEventHandler } from 'react';
+import { useCallback, useEffect, useRef, useState } from 'react';
+
+import { defineMessages, useIntl } from 'react-intl';
+
+import { Helmet } from 'react-helmet';
+
+import { List as ImmutableList } from 'immutable';
+
+import PeopleIcon from '@/material-icons/400-24px/group.svg?react';
+import {
+  addColumn,
+  removeColumn,
+  moveColumn,
+  changeColumnParams,
+} from 'flavours/glitch/actions/columns';
+import {
+  fetchDirectory,
+  expandDirectory,
+} from 'flavours/glitch/actions/directory';
+import Column from 'flavours/glitch/components/column';
+import { ColumnHeader } from 'flavours/glitch/components/column_header';
+import { LoadMore } from 'flavours/glitch/components/load_more';
+import { LoadingIndicator } from 'flavours/glitch/components/loading_indicator';
+import { RadioButton } from 'flavours/glitch/components/radio_button';
+import ScrollContainer from 'flavours/glitch/containers/scroll_container';
+import { useAppDispatch, useAppSelector } from 'flavours/glitch/store';
+
+import { AccountCard } from './components/account_card';
+
+const messages = defineMessages({
+  title: { id: 'column.directory', defaultMessage: 'Browse profiles' },
+  recentlyActive: {
+    id: 'directory.recently_active',
+    defaultMessage: 'Recently active',
+  },
+  newArrivals: { id: 'directory.new_arrivals', defaultMessage: 'New arrivals' },
+  local: { id: 'directory.local', defaultMessage: 'From {domain} only' },
+  federated: {
+    id: 'directory.federated',
+    defaultMessage: 'From known fediverse',
+  },
+});
+
+export const Directory: React.FC<{
+  columnId?: string;
+  multiColumn?: boolean;
+  params?: { order: string; local?: boolean };
+}> = ({ columnId, multiColumn, params }) => {
+  const intl = useIntl();
+  const dispatch = useAppDispatch();
+
+  const [state, setState] = useState<{
+    order: string | null;
+    local: boolean | null;
+  }>({
+    order: null,
+    local: null,
+  });
+
+  const column = useRef<Column>(null);
+
+  const order = state.order ?? params?.order ?? 'active';
+  const local = state.local ?? params?.local ?? false;
+
+  const handlePin = useCallback(() => {
+    if (columnId) {
+      dispatch(removeColumn(columnId));
+    } else {
+      dispatch(addColumn('DIRECTORY', { order, local }));
+    }
+  }, [dispatch, columnId, order, local]);
+
+  const domain = useAppSelector((s) => s.meta.get('domain') as string);
+  const accountIds = useAppSelector(
+    (state) =>
+      state.user_lists.getIn(
+        ['directory', 'items'],
+        ImmutableList(),
+      ) as ImmutableList<string>,
+  );
+  const isLoading = useAppSelector(
+    (state) =>
+      state.user_lists.getIn(['directory', 'isLoading'], true) as boolean,
+  );
+
+  useEffect(() => {
+    void dispatch(fetchDirectory({ order, local }));
+  }, [dispatch, order, local]);
+
+  const handleMove = useCallback(
+    (dir: number) => {
+      dispatch(moveColumn(columnId, dir));
+    },
+    [dispatch, columnId],
+  );
+
+  const handleHeaderClick = useCallback(() => {
+    column.current?.scrollTop();
+  }, []);
+
+  const handleChangeOrder = useCallback<ChangeEventHandler<HTMLInputElement>>(
+    (e) => {
+      if (columnId) {
+        dispatch(changeColumnParams(columnId, ['order'], e.target.value));
+      } else {
+        setState((s) => ({ order: e.target.value, local: s.local }));
+      }
+    },
+    [dispatch, columnId],
+  );
+
+  const handleChangeLocal = useCallback<ChangeEventHandler<HTMLInputElement>>(
+    (e) => {
+      if (columnId) {
+        dispatch(
+          changeColumnParams(columnId, ['local'], e.target.value === '1'),
+        );
+      } else {
+        setState((s) => ({ local: e.target.value === '1', order: s.order }));
+      }
+    },
+    [dispatch, columnId],
+  );
+
+  const handleLoadMore = useCallback(() => {
+    void dispatch(expandDirectory({ order, local }));
+  }, [dispatch, order, local]);
+
+  const pinned = !!columnId;
+
+  const scrollableArea = (
+    <div className='scrollable'>
+      <div className='filter-form'>
+        <div className='filter-form__column' role='group'>
+          <RadioButton
+            name='order'
+            value='active'
+            label={intl.formatMessage(messages.recentlyActive)}
+            checked={order === 'active'}
+            onChange={handleChangeOrder}
+          />
+          <RadioButton
+            name='order'
+            value='new'
+            label={intl.formatMessage(messages.newArrivals)}
+            checked={order === 'new'}
+            onChange={handleChangeOrder}
+          />
+        </div>
+
+        <div className='filter-form__column' role='group'>
+          <RadioButton
+            name='local'
+            value='1'
+            label={intl.formatMessage(messages.local, { domain })}
+            checked={local}
+            onChange={handleChangeLocal}
+          />
+          <RadioButton
+            name='local'
+            value='0'
+            label={intl.formatMessage(messages.federated)}
+            checked={!local}
+            onChange={handleChangeLocal}
+          />
+        </div>
+      </div>
+
+      <div className='directory__list'>
+        {isLoading ? (
+          <LoadingIndicator />
+        ) : (
+          accountIds.map((accountId) => (
+            <AccountCard accountId={accountId} key={accountId} />
+          ))
+        )}
+      </div>
+
+      <LoadMore onClick={handleLoadMore} visible={!isLoading} />
+    </div>
+  );
+
+  return (
+    <Column
+      bindToDocument={!multiColumn}
+      ref={column}
+      label={intl.formatMessage(messages.title)}
+    >
+      <ColumnHeader
+        icon='address-book-o'
+        iconComponent={PeopleIcon}
+        title={intl.formatMessage(messages.title)}
+        onPin={handlePin}
+        onMove={handleMove}
+        onClick={handleHeaderClick}
+        pinned={pinned}
+        multiColumn={multiColumn}
+      />
+
+      {multiColumn && !pinned ? (
+        // @ts-expect-error ScrollContainer is not properly typed yet
+        <ScrollContainer scrollKey='directory'>
+          {scrollableArea}
+        </ScrollContainer>
+      ) : (
+        scrollableArea
+      )}
+
+      <Helmet>
+        <title>{intl.formatMessage(messages.title)}</title>
+        <meta name='robots' content='noindex' />
+      </Helmet>
+    </Column>
+  );
+};
+
+// eslint-disable-next-line import/no-default-export -- Needed because this is called as an async components
+export default Directory;
--- a/app/javascript/flavours/glitch/features/explore/components/author_link.jsx
+++ b/app/javascript/flavours/glitch/features/explore/components/author_link.jsx
@ -0,0 +1,24 @@
+import PropTypes from 'prop-types';
+
+import { Avatar } from 'flavours/glitch/components/avatar';
+import { Permalink } from 'flavours/glitch/components/permalink';
+import { useAppSelector } from 'flavours/glitch/store';
+
+export const AuthorLink = ({ accountId }) => {
+  const account = useAppSelector(state => state.getIn(['accounts', accountId]));
+
+  if (!account) {
+    return null;
+  }
+
+  return (
+    <Permalink href={account.get('url')} to={`/@${account.get('acct')}`} className='story__details__shared__author-link' data-hover-card-account={accountId}>
+      <Avatar account={account} size={16} />
+      <bdi dangerouslySetInnerHTML={{ __html: account.get('display_name_html') }} />
+    </Permalink>
+  );
+};
+
+AuthorLink.propTypes = {
+  accountId: PropTypes.string.isRequired,
+};
--- a/app/javascript/flavours/glitch/features/explore/components/card.jsx
+++ b/app/javascript/flavours/glitch/features/explore/components/card.jsx
@ -8,34 +8,21 @@ import { Link } from 'react-router-dom';
 import { useDispatch, useSelector } from 'react-redux';

 import CloseIcon from '@/material-icons/400-24px/close.svg?react';
-import { followAccount, unfollowAccount } from 'flavours/glitch/actions/accounts';
 import { dismissSuggestion } from 'flavours/glitch/actions/suggestions';
 import { Avatar } from 'flavours/glitch/components/avatar';
-import { Button } from 'flavours/glitch/components/button';
 import { DisplayName } from 'flavours/glitch/components/display_name';
+import { FollowButton } from 'flavours/glitch/components/follow_button';
 import { IconButton } from 'flavours/glitch/components/icon_button';
 import { domain } from 'flavours/glitch/initial_state';

 const messages = defineMessages({
-  follow: { id: 'account.follow', defaultMessage: 'Follow' },
-  unfollow: { id: 'account.unfollow', defaultMessage: 'Unfollow' },
  dismiss: { id: 'follow_suggestions.dismiss', defaultMessage: "Don't show again" },
 });

 export const Card = ({ id, source }) => {
  const intl = useIntl();
  const account = useSelector(state => state.getIn(['accounts', id]));
-  const relationship = useSelector(state => state.getIn(['relationships', id]));
  const dispatch = useDispatch();
-  const following = relationship?.get('following') ?? relationship?.get('requested');
-
-  const handleFollow = useCallback(() => {
-    if (following) {
-      dispatch(unfollowAccount(id));
-    } else {
-      dispatch(followAccount(id));
-    }
-  }, [id, following, dispatch]);

  const handleDismiss = useCallback(() => {
    dispatch(dismissSuggestion(id));
@ -74,7 +61,7 @@ export const Card = ({ id, source }) => {
          <div className='explore__suggestions__card__body__main__name-button'>
            <Link className='explore__suggestions__card__body__main__name-button__name' to={`/@${account.get('acct')}`}><DisplayName account={account} /></Link>
            <IconButton iconComponent={CloseIcon} onClick={handleDismiss} title={intl.formatMessage(messages.dismiss)} />
-            <Button text={intl.formatMessage(following ? messages.unfollow : messages.follow)} secondary={following} onClick={handleFollow} />
+            <FollowButton accountId={account.get('id')} />
          </div>
        </div>
      </div>
--- a/app/javascript/flavours/glitch/features/explore/components/story.jsx
+++ b/app/javascript/flavours/glitch/features/explore/components/story.jsx
@ -1,61 +1,91 @@
 import PropTypes from 'prop-types';
-import { PureComponent } from 'react';
+import { useState, useCallback } from 'react';

 import { FormattedMessage } from 'react-intl';

 import classNames from 'classnames';
+import { Link } from 'react-router-dom';
+
+

 import { Blurhash } from 'flavours/glitch/components/blurhash';
-import { accountsCountRenderer } from 'flavours/glitch/components/hashtag';
 import { RelativeTimestamp } from 'flavours/glitch/components/relative_timestamp';
 import { ShortNumber } from 'flavours/glitch/components/short_number';
 import { Skeleton } from 'flavours/glitch/components/skeleton';

-export default class Story extends PureComponent {
+import { AuthorLink } from './author_link';

-  static propTypes = {
+const sharesCountRenderer = (displayNumber, pluralReady) => (
+  <FormattedMessage
+    id='link_preview.shares'
+    defaultMessage='{count, plural, one {{counter} post} other {{counter} posts}}'
+    values={{
+      count: pluralReady,
+      counter: <strong>{displayNumber}</strong>,
+    }}
+  />
+);
+
+export const Story = ({
+  url,
+  title,
+  lang,
+  publisher,
+  publishedAt,
+  author,
+  authorAccount,
+  sharedTimes,
+  thumbnail,
+  thumbnailDescription,
+  blurhash,
+  expanded
+}) => {
+  const [thumbnailLoaded, setThumbnailLoaded] = useState(false);
+
+  const handleImageLoad = useCallback(() => {
+    setThumbnailLoaded(true);
+  }, [setThumbnailLoaded]);
+
+  return (
+    <div className={classNames('story', { expanded })}>
+      <div className='story__details'>
+        <div className='story__details__publisher'>
+          {publisher ? <span lang={lang}>{publisher}</span> : <Skeleton width={50} />}{publishedAt && <> · <RelativeTimestamp timestamp={publishedAt} /></>}
+        </div>
+
+        <a className='story__details__title' lang={lang} href={url} target='blank' rel='noopener'>
+          {title ? title : <Skeleton />}
+        </a>
+
+        <div className='story__details__shared'>
+          {author ? <FormattedMessage id='link_preview.author' className='story__details__shared__author' defaultMessage='By {name}' values={{ name: authorAccount ? <AuthorLink accountId={authorAccount} /> : <strong>{author}</strong> }} /> : <span />}
+          {typeof sharedTimes === 'number' ? <Link className='story__details__shared__pill' to={`/links/${encodeURIComponent(url)}`}><ShortNumber value={sharedTimes} renderer={sharesCountRenderer} /></Link> : <Skeleton width='10ch' />}
+        </div>
+      </div>
+
+      <a className='story__thumbnail' href={url} target='blank' rel='noopener'>
+        {thumbnail ? (
+          <>
+            <div className={classNames('story__thumbnail__preview', { 'story__thumbnail__preview--hidden': thumbnailLoaded })}><Blurhash hash={blurhash} /></div>
+            <img src={thumbnail} onLoad={handleImageLoad} alt={thumbnailDescription} title={thumbnailDescription} lang={lang} />
+          </>
+        ) : <Skeleton />}
+      </a>
+    </div>
+  );
+};
+
+Story.propTypes = {
  url: PropTypes.string,
  title: PropTypes.string,
  lang: PropTypes.string,
  publisher: PropTypes.string,
  publishedAt: PropTypes.string,
  author: PropTypes.string,
+  authorAccount: PropTypes.string,
  sharedTimes: PropTypes.number,
  thumbnail: PropTypes.string,
  thumbnailDescription: PropTypes.string,
  blurhash: PropTypes.string,
  expanded: PropTypes.bool,
-  };
-
-  state = {
-    thumbnailLoaded: false,
-  };
-
-  handleImageLoad = () => this.setState({ thumbnailLoaded: true });
-
-  render () {
-    const { expanded, url, title, lang, publisher, author, publishedAt, sharedTimes, thumbnail, thumbnailDescription, blurhash } = this.props;
-
-    const { thumbnailLoaded } = this.state;
-
-    return (
-      <a className={classNames('story', { expanded })} href={url} target='blank' rel='noopener'>
-        <div className='story__details'>
-          <div className='story__details__publisher'>{publisher ? <span lang={lang}>{publisher}</span> : <Skeleton width={50} />}{publishedAt && <> · <RelativeTimestamp timestamp={publishedAt} /></>}</div>
-          <div className='story__details__title' lang={lang}>{title ? title : <Skeleton />}</div>
-          <div className='story__details__shared'>{author && <><FormattedMessage id='link_preview.author' defaultMessage='By {name}' values={{ name: <strong>{author}</strong> }} /> · </>}{typeof sharedTimes === 'number' ? <ShortNumber value={sharedTimes} renderer={accountsCountRenderer} /> : <Skeleton width={100} />}</div>
-        </div>
-
-        <div className='story__thumbnail'>
-          {thumbnail ? (
-            <>
-              <div className={classNames('story__thumbnail__preview', { 'story__thumbnail__preview--hidden': thumbnailLoaded })}><Blurhash hash={blurhash} /></div>
-              <img src={thumbnail} onLoad={this.handleImageLoad} alt={thumbnailDescription} title={thumbnailDescription} lang={lang} />
-            </>
-          ) : <Skeleton />}
-        </div>
-      </a>
-    );
-  }
-
-}
+};
--- a/app/javascript/flavours/glitch/features/explore/links.jsx
+++ b/app/javascript/flavours/glitch/features/explore/links.jsx
@ -13,7 +13,7 @@ import { DismissableBanner } from 'flavours/glitch/components/dismissable_banner
 import { LoadingIndicator } from 'flavours/glitch/components/loading_indicator';
 import { WithRouterPropTypes } from 'flavours/glitch/utils/react_router';

-import Story from './components/story';
+import { Story } from './components/story';

 const mapStateToProps = state => ({
  links: state.getIn(['trends', 'links', 'items']),
@ -75,6 +75,7 @@ class Links extends PureComponent {
            publisher={link.get('provider_name')}
            publishedAt={link.get('published_at')}
            author={link.get('author_name')}
+            authorAccount={link.getIn(['authors', 0, 'account', 'id'])}
            sharedTimes={link.getIn(['history', 0, 'accounts']) * 1 + link.getIn(['history', 1, 'accounts']) * 1}
            thumbnail={link.get('image')}
            thumbnailDescription={link.get('image_description')}
--- a/app/javascript/flavours/glitch/features/home_timeline/components/inline_follow_suggestions.jsx
+++ b/app/javascript/flavours/glitch/features/home_timeline/components/inline_follow_suggestions.jsx
@ -12,12 +12,11 @@ import ChevronLeftIcon from '@/material-icons/400-24px/chevron_left.svg?react';
 import ChevronRightIcon from '@/material-icons/400-24px/chevron_right.svg?react';
 import CloseIcon from '@/material-icons/400-24px/close.svg?react';
 import InfoIcon from '@/material-icons/400-24px/info.svg?react';
-import { followAccount, unfollowAccount } from 'flavours/glitch/actions/accounts';
 import { changeSetting } from 'flavours/glitch/actions/settings';
 import { fetchSuggestions, dismissSuggestion } from 'flavours/glitch/actions/suggestions';
 import { Avatar } from 'flavours/glitch/components/avatar';
-import { Button } from 'flavours/glitch/components/button';
 import { DisplayName } from 'flavours/glitch/components/display_name';
+import { FollowButton } from 'flavours/glitch/components/follow_button';
 import { Icon } from 'flavours/glitch/components/icon';
 import { IconButton } from 'flavours/glitch/components/icon_button';
 import { VerifiedBadge } from 'flavours/glitch/components/verified_badge';
@ -79,18 +78,8 @@ Source.propTypes = {
 const Card = ({ id, sources }) => {
  const intl = useIntl();
  const account = useSelector(state => state.getIn(['accounts', id]));
-  const relationship = useSelector(state => state.getIn(['relationships', id]));
  const firstVerifiedField = account.get('fields').find(item => !!item.get('verified_at'));
  const dispatch = useDispatch();
-  const following = relationship?.get('following') ?? relationship?.get('requested');
-
-  const handleFollow = useCallback(() => {
-    if (following) {
-      dispatch(unfollowAccount(id));
-    } else {
-      dispatch(followAccount(id));
-    }
-  }, [id, following, dispatch]);

  const handleDismiss = useCallback(() => {
    dispatch(dismissSuggestion(id));
@ -109,7 +98,7 @@ const Card = ({ id, sources }) => {
        {firstVerifiedField ? <VerifiedBadge link={firstVerifiedField.get('value')} /> : <Source id={sources.get(0)} />}
      </div>

-      <Button text={intl.formatMessage(following ? messages.unfollow : messages.follow)} secondary={following} onClick={handleFollow} />
+      <FollowButton accountId={id} />
    </div>
  );
 };
--- a/app/javascript/flavours/glitch/features/link_timeline/index.tsx
+++ b/app/javascript/flavours/glitch/features/link_timeline/index.tsx
@ -0,0 +1,77 @@
+import { useRef, useEffect, useCallback } from 'react';
+
+import { Helmet } from 'react-helmet';
+import { useParams } from 'react-router-dom';
+
+import ExploreIcon from '@/material-icons/400-24px/explore.svg?react';
+import { expandLinkTimeline } from 'flavours/glitch/actions/timelines';
+import Column from 'flavours/glitch/components/column';
+import { ColumnHeader } from 'flavours/glitch/components/column_header';
+import StatusListContainer from 'flavours/glitch/features/ui/containers/status_list_container';
+import type { Card } from 'flavours/glitch/models/status';
+import { useAppDispatch, useAppSelector } from 'flavours/glitch/store';
+
+export const LinkTimeline: React.FC<{
+  multiColumn: boolean;
+}> = ({ multiColumn }) => {
+  const { url } = useParams<{ url: string }>();
+  const decodedUrl = url ? decodeURIComponent(url) : undefined;
+  const dispatch = useAppDispatch();
+  const columnRef = useRef<Column>(null);
+  const firstStatusId = useAppSelector((state) =>
+    decodedUrl
+      ? // eslint-disable-next-line @typescript-eslint/no-unsafe-call, @typescript-eslint/no-unsafe-member-access
+        (state.timelines.getIn([`link:${decodedUrl}`, 'items', 0]) as string)
+      : undefined,
+  );
+  const story = useAppSelector((state) =>
+    firstStatusId
+      ? (state.statuses.getIn([firstStatusId, 'card']) as Card)
+      : undefined,
+  );
+
+  const handleHeaderClick = useCallback(() => {
+    columnRef.current?.scrollTop();
+  }, []);
+
+  const handleLoadMore = useCallback(
+    (maxId: string) => {
+      dispatch(expandLinkTimeline(decodedUrl, { maxId }));
+    },
+    [dispatch, decodedUrl],
+  );
+
+  useEffect(() => {
+    dispatch(expandLinkTimeline(decodedUrl));
+  }, [dispatch, decodedUrl]);
+
+  return (
+    <Column bindToDocument={!multiColumn} ref={columnRef} label={story?.title}>
+      <ColumnHeader
+        icon='explore'
+        iconComponent={ExploreIcon}
+        title={story?.title}
+        onClick={handleHeaderClick}
+        multiColumn={multiColumn}
+        showBackButton
+      />
+
+      <StatusListContainer
+        timelineId={`link:${decodedUrl}`}
+        onLoadMore={handleLoadMore}
+        trackScroll
+        scrollKey={`link_timeline-${decodedUrl}`}
+        bindToDocument={!multiColumn}
+        regex={undefined}
+      />
+
+      <Helmet>
+        <title>{story?.title}</title>
+        <meta name='robots' content='noindex' />
+      </Helmet>
+    </Column>
+  );
+};
+
+// eslint-disable-next-line import/no-default-export
+export default LinkTimeline;
--- a/app/javascript/flavours/glitch/features/notifications/components/column_settings.jsx
+++ b/app/javascript/flavours/glitch/features/notifications/components/column_settings.jsx
@ -25,7 +25,7 @@ class ColumnSettings extends PureComponent {
    alertsEnabled: PropTypes.bool,
    browserSupport: PropTypes.bool,
    browserPermission: PropTypes.string,
-    notificationPolicy: ImmutablePropTypes.map,
+    notificationPolicy: PropTypes.object.isRequired,
    onChangePolicy: PropTypes.func.isRequired,
  };

@ -84,22 +84,22 @@ class ColumnSettings extends PureComponent {
          <h3><FormattedMessage id='notifications.policy.title' defaultMessage='Filter out notifications from…' /></h3>

          <div className='column-settings__row'>
-            <CheckboxWithLabel checked={notificationPolicy.get('filter_not_following')} onChange={this.handleFilterNotFollowing}>
+            <CheckboxWithLabel checked={notificationPolicy.filter_not_following} onChange={this.handleFilterNotFollowing}>
              <strong><FormattedMessage id='notifications.policy.filter_not_following_title' defaultMessage="People you don't follow" /></strong>
              <span className='hint'><FormattedMessage id='notifications.policy.filter_not_following_hint' defaultMessage='Until you manually approve them' /></span>
            </CheckboxWithLabel>

-            <CheckboxWithLabel checked={notificationPolicy.get('filter_not_followers')} onChange={this.handleFilterNotFollowers}>
+            <CheckboxWithLabel checked={notificationPolicy.filter_not_followers} onChange={this.handleFilterNotFollowers}>
              <strong><FormattedMessage id='notifications.policy.filter_not_followers_title' defaultMessage='People not following you' /></strong>
              <span className='hint'><FormattedMessage id='notifications.policy.filter_not_followers_hint' defaultMessage='Including people who have been following you fewer than {days, plural, one {one day} other {# days}}' values={{ days: 3 }} /></span>
            </CheckboxWithLabel>

-            <CheckboxWithLabel checked={notificationPolicy.get('filter_new_accounts')} onChange={this.handleFilterNewAccounts}>
+            <CheckboxWithLabel checked={notificationPolicy.filter_new_accounts} onChange={this.handleFilterNewAccounts}>
              <strong><FormattedMessage id='notifications.policy.filter_new_accounts_title' defaultMessage='New accounts' /></strong>
              <span className='hint'><FormattedMessage id='notifications.policy.filter_new_accounts.hint' defaultMessage='Created within the past {days, plural, one {one day} other {# days}}' values={{ days: 30 }} /></span>
            </CheckboxWithLabel>

-            <CheckboxWithLabel checked={notificationPolicy.get('filter_private_mentions')} onChange={this.handleFilterPrivateMentions}>
+            <CheckboxWithLabel checked={notificationPolicy.filter_private_mentions} onChange={this.handleFilterPrivateMentions}>
              <strong><FormattedMessage id='notifications.policy.filter_private_mentions_title' defaultMessage='Unsolicited private mentions' /></strong>
              <span className='hint'><FormattedMessage id='notifications.policy.filter_private_mentions_hint' defaultMessage="Filtered unless it's in reply to your own mention or if you follow the sender" /></span>
            </CheckboxWithLabel>
--- a/app/javascript/flavours/glitch/features/notifications/components/filtered_notifications_banner.jsx
+++ b/app/javascript/flavours/glitch/features/notifications/components/filtered_notifications_banner.jsx
@ -1,49 +0,0 @@
-import { useEffect } from 'react';
-
-import { FormattedMessage } from 'react-intl';
-
-import { Link } from 'react-router-dom';
-
-import { useDispatch, useSelector } from 'react-redux';
-
-import InventoryIcon from '@/material-icons/400-24px/inventory_2.svg?react';
-import { fetchNotificationPolicy } from 'flavours/glitch/actions/notifications';
-import { Icon } from 'flavours/glitch/components/icon';
-import { toCappedNumber } from 'flavours/glitch/utils/numbers';
-
-export const FilteredNotificationsBanner = () => {
-  const dispatch = useDispatch();
-  const policy = useSelector(state => state.get('notificationPolicy'));
-
-  useEffect(() => {
-    dispatch(fetchNotificationPolicy());
-
-    const interval = setInterval(() => {
-      dispatch(fetchNotificationPolicy());
-    }, 120000);
-
-    return () => {
-      clearInterval(interval);
-    };
-  }, [dispatch]);
-
-  if (policy === null || policy.getIn(['summary', 'pending_notifications_count']) === 0) {
-    return null;
-  }
-
-  return (
-    <Link className='filtered-notifications-banner' to='/notifications/requests'>
-      <Icon icon={InventoryIcon} />
-
-      <div className='filtered-notifications-banner__text'>
-        <strong><FormattedMessage id='filtered_notifications_banner.title' defaultMessage='Filtered notifications' /></strong>
-        <span><FormattedMessage id='filtered_notifications_banner.pending_requests' defaultMessage='Notifications from {count, plural, =0 {no one} one {one person} other {# people}} you may know' values={{ count: policy.getIn(['summary', 'pending_requests_count']) }} /></span>
-      </div>
-
-      <div className='filtered-notifications-banner__badge'>
-        <div className='filtered-notifications-banner__badge__badge'>{toCappedNumber(policy.getIn(['summary', 'pending_notifications_count']))}</div>
-        <FormattedMessage id='filtered_notifications_banner.mentions' defaultMessage='{count, plural, one {mention} other {mentions}}' values={{ count: policy.getIn(['summary', 'pending_notifications_count']) }} />
-      </div>
-    </Link>
-  );
-};
--- a/app/javascript/flavours/glitch/features/notifications/components/filtered_notifications_banner.tsx
+++ b/app/javascript/flavours/glitch/features/notifications/components/filtered_notifications_banner.tsx
@ -0,0 +1,68 @@
+import { useEffect } from 'react';
+
+import { FormattedMessage } from 'react-intl';
+
+import { Link } from 'react-router-dom';
+
+import InventoryIcon from '@/material-icons/400-24px/inventory_2.svg?react';
+import { fetchNotificationPolicy } from 'flavours/glitch/actions/notification_policies';
+import { Icon } from 'flavours/glitch/components/icon';
+import { useAppSelector, useAppDispatch } from 'flavours/glitch/store';
+import { toCappedNumber } from 'flavours/glitch/utils/numbers';
+
+export const FilteredNotificationsBanner: React.FC = () => {
+  const dispatch = useAppDispatch();
+  const policy = useAppSelector((state) => state.notificationPolicy);
+
+  useEffect(() => {
+    void dispatch(fetchNotificationPolicy());
+
+    const interval = setInterval(() => {
+      void dispatch(fetchNotificationPolicy());
+    }, 120000);
+
+    return () => {
+      clearInterval(interval);
+    };
+  }, [dispatch]);
+
+  if (policy === null || policy.summary.pending_notifications_count === 0) {
+    return null;
+  }
+
+  return (
+    <Link
+      className='filtered-notifications-banner'
+      to='/notifications/requests'
+    >
+      <Icon icon={InventoryIcon} id='filtered-notifications' />
+
+      <div className='filtered-notifications-banner__text'>
+        <strong>
+          <FormattedMessage
+            id='filtered_notifications_banner.title'
+            defaultMessage='Filtered notifications'
+          />
+        </strong>
+        <span>
+          <FormattedMessage
+            id='filtered_notifications_banner.pending_requests'
+            defaultMessage='Notifications from {count, plural, =0 {no one} one {one person} other {# people}} you may know'
+            values={{ count: policy.summary.pending_requests_count }}
+          />
+        </span>
+      </div>
+
+      <div className='filtered-notifications-banner__badge'>
+        <div className='filtered-notifications-banner__badge__badge'>
+          {toCappedNumber(policy.summary.pending_notifications_count)}
+        </div>
+        <FormattedMessage
+          id='filtered_notifications_banner.mentions'
+          defaultMessage='{count, plural, one {mention} other {mentions}}'
+          values={{ count: policy.summary.pending_notifications_count }}
+        />
+      </div>
+    </Link>
+  );
+};
--- a/app/javascript/flavours/glitch/features/notifications/components/notification.jsx
+++ b/app/javascript/flavours/glitch/features/notifications/components/notification.jsx
@ -414,6 +414,7 @@ class Notification extends ImmutablePureComponent {
          title={targetAccount.get('acct')}
          to={`/@${targetAccount.get('acct')}`}
          dangerouslySetInnerHTML={targetDisplayNameHtml}
+          data-hover-card-account={targetAccount.get('id')}
        />
      </bdi>
    );
@ -448,6 +449,7 @@ class Notification extends ImmutablePureComponent {
          title={account.get('acct')}
          to={`/@${account.get('acct')}`}
          dangerouslySetInnerHTML={displayNameHtml}
+          data-hover-card-account={account.get('id')}
        />
      </bdi>
    );
--- a/app/javascript/flavours/glitch/features/notifications/containers/column_settings_container.js
+++ b/app/javascript/flavours/glitch/features/notifications/containers/column_settings_container.js
@ -4,7 +4,8 @@ import { connect } from 'react-redux';

 import { showAlert } from '../../../actions/alerts';
 import { openModal } from '../../../actions/modal';
-import { setFilter, clearNotifications, requestBrowserPermission, updateNotificationsPolicy } from '../../../actions/notifications';
+import { updateNotificationsPolicy } from '../../../actions/notification_policies';
+import { setFilter, clearNotifications, requestBrowserPermission } from '../../../actions/notifications';
 import { changeAlerts as changePushNotifications } from '../../../actions/push_notifications';
 import { changeSetting } from '../../../actions/settings';
 import ColumnSettings from '../components/column_settings';
@ -15,13 +16,16 @@ const messages = defineMessages({
  permissionDenied: { id: 'notifications.permission_denied_alert', defaultMessage: 'Desktop notifications can\'t be enabled, as browser permission has been denied before' },
 });

+/**
+ * @param {import('flavours/glitch/store').RootState} state
+ */
 const mapStateToProps = state => ({
  settings: state.getIn(['settings', 'notifications']),
  pushSettings: state.get('push_notifications'),
  alertsEnabled: state.getIn(['settings', 'notifications', 'alerts']).includes(true),
  browserSupport: state.getIn(['notifications', 'browserSupport']),
  browserPermission: state.getIn(['notifications', 'browserPermission']),
-  notificationPolicy: state.get('notificationPolicy'),
+  notificationPolicy: state.notificationPolicy,
 });

 const mapDispatchToProps = (dispatch, { intl }) => ({
--- a/app/javascript/flavours/glitch/features/status/components/card.jsx
+++ b/app/javascript/flavours/glitch/features/status/components/card.jsx
@ -11,10 +11,9 @@ import ImmutablePropTypes from 'react-immutable-proptypes';
 import DescriptionIcon from '@/material-icons/400-24px/description-fill.svg?react';
 import OpenInNewIcon from '@/material-icons/400-24px/open_in_new.svg?react';
 import PlayArrowIcon from '@/material-icons/400-24px/play_arrow-fill.svg?react';
-import { Avatar } from 'flavours/glitch/components/avatar';
 import { Blurhash } from 'flavours/glitch/components/blurhash';
 import { Icon }  from 'flavours/glitch/components/icon';
-import { Permalink } from 'flavours/glitch/components/permalink';
+import { MoreFromAuthor } from 'flavours/glitch/components/more_from_author';
 import { RelativeTimestamp } from 'flavours/glitch/components/relative_timestamp';
 import { useBlurhash } from 'flavours/glitch/initial_state';
 import { decode as decodeIDNA } from 'flavours/glitch/utils/idna';
@ -48,20 +47,6 @@ const addAutoPlay = html => {
  return html;
 };

-const MoreFromAuthor = ({ author }) => (
-  <div className='more-from-author'>
-    <svg viewBox='0 0 79 79' className='logo logo--icon' role='img'>
-      <use xlinkHref='#logo-symbol-icon' />
-    </svg>
-
-    <FormattedMessage id='link_preview.more_from_author' defaultMessage='More from {name}' values={{ name: <Permalink href={author.get('url')} to={`/@${author.get('acct')}`}><Avatar account={author} size={16} /> {author.get('display_name')}</Permalink> }} />
-  </div>
-);
-
-MoreFromAuthor.propTypes = {
-  author: ImmutablePropTypes.map,
-};
-
 export default class Card extends PureComponent {

  static propTypes = {
@ -142,7 +127,7 @@ export default class Card extends PureComponent {
    const interactive = card.get('type') === 'video';
    const language    = card.get('language') || '';
    const largeImage  = (card.get('image')?.length > 0 && card.get('width') > card.get('height')) || interactive;
-    const showAuthor  = !!card.get('author_account');
+    const showAuthor  = !!card.getIn(['authors', 0, 'accountId']);

    const description = (
      <div className='status-card__content'>
@ -248,7 +233,7 @@ export default class Card extends PureComponent {
          {description}
        </a>

-        {showAuthor && <MoreFromAuthor author={card.get('author_account')} />}
+        {showAuthor && <MoreFromAuthor accountId={card.getIn(['authors', 0, 'accountId'])} />}
      </>
    );
  }
--- a/app/javascript/flavours/glitch/features/status/components/detailed_status.jsx
+++ b/app/javascript/flavours/glitch/features/status/components/detailed_status.jsx
@ -289,7 +289,7 @@ class DetailedStatus extends ImmutablePureComponent {
    return (
      <div style={outerStyle}>
        <div ref={this.setRef} className={classNames('detailed-status', `detailed-status-${status.get('visibility')}`, { compact })} data-status-by={status.getIn(['account', 'acct'])}>
-          <a href={status.getIn(['account', 'url'])} onClick={this.handleAccountClick} className='detailed-status__display-name'>
+          <a href={status.getIn(['account', 'url'])} data-hover-card-account={status.getIn(['account', 'id'])} onClick={this.handleAccountClick} className='detailed-status__display-name'>
            <div className='detailed-status__display-avatar'><Avatar account={status.get('account')} size={48} /></div>
            <DisplayName account={status.get('account')} localDomain={this.props.domain} />
          </a>
--- a/app/javascript/flavours/glitch/features/ui/components/column_loading.tsx
+++ b/app/javascript/flavours/glitch/features/ui/components/column_loading.tsx
@ -1,11 +1,8 @@
-import Column from '../../../components/column';
-import ColumnHeader from '../../../components/column_header';
+import Column from 'flavours/glitch/components/column';
+import { ColumnHeader } from 'flavours/glitch/components/column_header';
+import type { Props as ColumnHeaderProps } from 'flavours/glitch/components/column_header';

-interface Props {
-  multiColumn?: boolean;
-}
-
-export const ColumnLoading: React.FC<Props> = (otherProps) => (
+export const ColumnLoading: React.FC<ColumnHeaderProps> = (otherProps) => (
  <Column>
    <ColumnHeader {...otherProps} />
    <div className='scrollable' />
--- a/app/javascript/flavours/glitch/features/ui/components/sign_in_banner.jsx
+++ b/app/javascript/flavours/glitch/features/ui/components/sign_in_banner.jsx
@ -22,7 +22,8 @@ const SignInBanner = () => {
  if (sso_redirect) {
    return (
      <div className='sign-in-banner'>
-        <p><FormattedMessage id='sign_in_banner.text' defaultMessage='Login to follow profiles or hashtags, favorite, share and reply to posts. You can also interact from your account on a different server.' /></p>
+        <p><strong><FormattedMessage id='sign_in_banner.mastodon_is' defaultMessage="Mastodon is the best way to keep up with what's happening." /></strong></p>
+        <p><FormattedMessage id='sign_in_banner.follow_anyone' defaultMessage='Follow anyone across the fediverse and see it all in chronological order. No algorithms, ads, or clickbait in sight.' /></p>
        <a href={sso_redirect} data-method='post' className='button button--block button-tertiary'><FormattedMessage id='sign_in_banner.sso_redirect' defaultMessage='Login or Register' /></a>
      </div>
    );
@ -44,7 +45,8 @@ const SignInBanner = () => {

  return (
    <div className='sign-in-banner'>
-      <p><FormattedMessage id='sign_in_banner.text' defaultMessage='Login to follow profiles or hashtags, favorite, share and reply to posts. You can also interact from your account on a different server.' /></p>
+      <p><strong><FormattedMessage id='sign_in_banner.mastodon_is' defaultMessage="Mastodon is the best way to keep up with what's happening." /></strong></p>
+      <p><FormattedMessage id='sign_in_banner.follow_anyone' defaultMessage='Follow anyone across the fediverse and see it all in chronological order. No algorithms, ads, or clickbait in sight.' /></p>
      {signupButton}
      <a href='/auth/sign_in' className='button button--block button-tertiary'><FormattedMessage id='sign_in_banner.sign_in' defaultMessage='Login' /></a>
    </div>
--- a/app/javascript/flavours/glitch/features/ui/index.jsx
+++ b/app/javascript/flavours/glitch/features/ui/index.jsx
@ -15,6 +15,7 @@ import { HotKeys } from 'react-hotkeys';
 import { changeLayout } from 'flavours/glitch/actions/app';
 import { synchronouslySubmitMarkers, submitMarkers, fetchMarkers } from 'flavours/glitch/actions/markers';
 import { INTRODUCTION_VERSION } from 'flavours/glitch/actions/onboarding';
+import { HoverCardController } from 'flavours/glitch/components/hover_card_controller';
 import { Permalink } from 'flavours/glitch/components/permalink';
 import { PictureInPicture } from 'flavours/glitch/features/picture_in_picture';
 import { identityContextPropShape, withIdentity } from 'flavours/glitch/identity_context';
@ -57,6 +58,7 @@ import {
  FavouritedStatuses,
  BookmarkedStatuses,
  FollowedTags,
+  LinkTimeline,
  ListTimeline,
  Blocks,
  DomainBlocks,
@ -210,6 +212,7 @@ class SwitchingColumnsArea extends PureComponent {
            <WrappedRoute path='/public/remote' exact component={Firehose} componentParams={{ feedType: 'public:remote' }} content={children} />
            <WrappedRoute path={['/conversations', '/timelines/direct']} component={DirectTimeline} content={children} />
            <WrappedRoute path='/tags/:id' component={HashtagTimeline} content={children} />
+            <WrappedRoute path='/links/:url' component={LinkTimeline} content={children} />
            <WrappedRoute path='/lists/:id' component={ListTimeline} content={children} />
            <WrappedRoute path='/notifications' component={Notifications} content={children} exact />
            <WrappedRoute path='/notifications/requests' component={NotificationRequests} content={children} exact />
@ -648,6 +651,7 @@ class UI extends PureComponent {

          {layout !== 'mobile' && <PictureInPicture />}
          <NotificationsContainer />
+          <HoverCardController />
          <LoadingBarContainer className='loading-bar' />
          <ModalContainer />
          <UploadArea active={draggingOver} onClose={this.closeUploadModal} />
--- a/app/javascript/flavours/glitch/features/ui/util/async-components.js
+++ b/app/javascript/flavours/glitch/features/ui/util/async-components.js
@ -213,3 +213,7 @@ export function NotificationRequests () {
 export function NotificationRequest () {
  return import(/*webpackChunkName: "features/glitch/notifications/request" */'../../notifications/request');
 }
+
+export function LinkTimeline () {
+  return import(/*webpackChunkName: "features/glitch/link_timeline" */'../../link_timeline');
+}
--- a/app/javascript/flavours/glitch/hooks/useLinks.ts
+++ b/app/javascript/flavours/glitch/hooks/useLinks.ts
@ -0,0 +1,61 @@
+import { useCallback } from 'react';
+
+import { useHistory } from 'react-router-dom';
+
+import { openURL } from 'flavours/glitch/actions/search';
+import { useAppDispatch } from 'flavours/glitch/store';
+
+const isMentionClick = (element: HTMLAnchorElement) =>
+  element.classList.contains('mention');
+
+const isHashtagClick = (element: HTMLAnchorElement) =>
+  element.textContent?.[0] === '#' ||
+  element.previousSibling?.textContent?.endsWith('#');
+
+export const useLinks = () => {
+  const history = useHistory();
+  const dispatch = useAppDispatch();
+
+  const handleHashtagClick = useCallback(
+    (element: HTMLAnchorElement) => {
+      const { textContent } = element;
+
+      if (!textContent) return;
+
+      history.push(`/tags/${textContent.replace(/^#/, '')}`);
+    },
+    [history],
+  );
+
+  const handleMentionClick = useCallback(
+    (element: HTMLAnchorElement) => {
+      dispatch(
+        openURL(element.href, history, () => {
+          window.location.href = element.href;
+        }),
+      );
+    },
+    [dispatch, history],
+  );
+
+  const handleClick = useCallback(
+    (e: React.MouseEvent) => {
+      const target = (e.target as HTMLElement).closest('a');
+
+      if (!target || e.button !== 0 || e.ctrlKey || e.metaKey) {
+        return;
+      }
+
+      if (isMentionClick(target)) {
+        e.preventDefault();
+        handleMentionClick(target);
+      } else if (isHashtagClick(target)) {
+        e.preventDefault();
+        handleHashtagClick(target);
+      }
+    },
+    [handleMentionClick, handleHashtagClick],
+  );
+
+  return handleClick;
+};
--- a/app/javascript/flavours/glitch/hooks/useTimeout.ts
+++ b/app/javascript/flavours/glitch/hooks/useTimeout.ts
@ -0,0 +1,44 @@
+import { useRef, useCallback, useEffect } from 'react';
+
+export const useTimeout = () => {
+  const timeoutRef = useRef<ReturnType<typeof setTimeout>>();
+  const callbackRef = useRef<() => void>();
+
+  const set = useCallback((callback: () => void, delay: number) => {
+    if (timeoutRef.current) {
+      clearTimeout(timeoutRef.current);
+    }
+
+    callbackRef.current = callback;
+    timeoutRef.current = setTimeout(callback, delay);
+  }, []);
+
+  const delay = useCallback((delay: number) => {
+    if (timeoutRef.current) {
+      clearTimeout(timeoutRef.current);
+    }
+
+    if (!callbackRef.current) {
+      return;
+    }
+
+    timeoutRef.current = setTimeout(callbackRef.current, delay);
+  }, []);
+
+  const cancel = useCallback(() => {
+    if (timeoutRef.current) {
+      clearTimeout(timeoutRef.current);
+      timeoutRef.current = undefined;
+      callbackRef.current = undefined;
+    }
+  }, []);
+
+  useEffect(
+    () => () => {
+      cancel();
+    },
+    [cancel],
+  );
+
+  return [set, cancel, delay] as const;
+};
--- a/app/javascript/flavours/glitch/models/notification_policy.ts
+++ b/app/javascript/flavours/glitch/models/notification_policy.ts
@ -0,0 +1,3 @@
+import type { NotificationPolicyJSON } from 'flavours/glitch/api_types/notification_policies';
+
+export type NotificationPolicy = NotificationPolicyJSON; // No changes from the API type
--- a/app/javascript/flavours/glitch/models/status.ts
+++ b/app/javascript/flavours/glitch/models/status.ts
@ -1,4 +1,12 @@
+import type { RecordOf } from 'immutable';
+
+import type { ApiPreviewCardJSON } from 'flavours/glitch/api_types/statuses';
+
 export type { StatusVisibility } from 'flavours/glitch/api_types/statuses';

 // Temporary until we type it correctly
 export type Status = Immutable.Map<string, unknown>;
+
+type CardShape = Required<ApiPreviewCardJSON>;
+
+export type Card = RecordOf<CardShape>;
--- a/Show More
+++ b/Show More
 @ -1 +1 @@
 .14
 .15
 @ -1 +1 @@
 .3.2
 .3.3