Merge branch 'master' into glitch-soc/merge-upstream

Conflicts:
- `app/controllers/statuses_controller.rb`:
  Minor conflict due to theming system

app/controllers/statuses_controller.rb

@@ -49,7 +49,7 @@ class StatusesController < ApplicationController
 
   def embed
     use_pack 'embed'
-    raise ActiveRecord::RecordNotFound if @status.hidden?
+    return not_found if @status.hidden?
 
     expires_in 180, public: true
     response.headers['X-Frame-Options'] = 'ALLOWALL'
@@ -71,7 +71,7 @@ class StatusesController < ApplicationController
     @status = @account.statuses.find(params[:id])
     authorize @status, :show?
   rescue Mastodon::NotPermittedError
-    raise ActiveRecord::RecordNotFound
+    not_found
   end
 
   def set_instance_presenter