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

Conflicts:
- `README.md`:
  Discarded upstream changes: we have our own README
- `app/controllers/follower_accounts_controller.rb`:
  Port upstream's minor refactoring

app/helpers/formatting_helper.rb

@@ -23,19 +23,28 @@ module FormattingHelper
 
     before_html = begin
       if status.spoiler_text?
-        "<p><strong>#{I18n.t('rss.content_warning', locale: available_locale_or_nil(status.language) || I18n.default_locale)}</strong> #{h(status.spoiler_text)}</p><hr />"
-      else
-        ''
+        tag.p do
+          tag.strong do
+            I18n.t('rss.content_warning', locale: available_locale_or_nil(status.language) || I18n.default_locale)
+          end
+
+          status.spoiler_text
+        end + tag.hr
       end
-    end.html_safe # rubocop:disable Rails/OutputSafety
+    end
 
     after_html = begin
       if status.preloadable_poll
-        "<p>#{status.preloadable_poll.options.map { |o| "<input type=#{status.preloadable_poll.multiple? ? 'checkbox' : 'radio'} disabled /> #{h(o)}" }.join('<br />')}</p>"
-      else
-        ''
+        tag.p do
+          safe_join(
+            status.preloadable_poll.options.map do |o|
+              tag.send(status.preloadable_poll.multiple? ? 'checkbox' : 'radio', o, disabled: true)
+            end,
+            tag.br
+          )
+        end
       end
-    end.html_safe # rubocop:disable Rails/OutputSafety
+    end
 
     prerender_custom_emojis(
       safe_join([before_html, html, after_html]),