Add bio fields (#6645)

* Add bio fields

- Fix #3211
- Fix #232
- Fix #121

* Display bio fields in web UI

* Fix output of links and missing fields

* Federate bio fields over ActivityPub as PropertyValue

* Improve how the fields are stored, add to Edit profile form

* Add rel=me to links in fields

Fix #121

app/views/accounts/_header.html.haml

@@ -23,6 +23,14 @@
     .bio
       .account__header__content.p-note.emojify= Formatter.instance.simplified_format(account, custom_emojify: true)
 
+      - unless account.fields.empty?
+        %table.account__header__fields
+          %tbody
+            - account.fields.each do |field|
+              %tr
+                %th.emojify= field.name
+                %td.emojify= Formatter.instance.format_field(account, field.value)
+
     .details-counters
       .counter{ class: active_nav_class(short_account_url(account)) }
         = link_to short_account_url(account), class: 'u-url u-uid' do

app/views/settings/profiles/show.html.haml

@@ -19,6 +19,16 @@
   .fields-group
     = f.input :locked, as: :boolean, wrapper: :with_label, hint: t('simple_form.hints.defaults.locked')
 
+  .fields-group
+    .input.with_block_label
+      %label= t('simple_form.labels.defaults.fields')
+      %span.hint= t('simple_form.hints.defaults.fields')
+
+      = f.simple_fields_for :fields do |fields_f|
+        .row
+          = fields_f.input :name, placeholder: t('simple_form.labels.account.fields.name')
+          = fields_f.input :value, placeholder: t('simple_form.labels.account.fields.value')
+
   .actions
     = f.button :button, t('generic.save_changes'), type: :submit