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

Conflicts:
- `README.md`:
  Minor upstream change, our README is completely different.
  Kept ours.
- `lib/tasks/assets.rake`:
  glitch-soc has extra code to deal with its theming system,
  upstream changed a line that exists in glitch-soc.
  Applied upstream changes.

app/views/admin/settings/about/show.html.haml

@@ -23,6 +23,9 @@
     .fields-row__column.fields-row__column-6.fields-group
       = f.input :show_domain_blocks_rationale, wrapper: :with_label, collection: %i(disabled users all), label_method: lambda { |value| t("admin.settings.domain_blocks.#{value}") }, include_blank: false, collection_wrapper_tag: 'ul', item_wrapper_tag: 'li'
 
+  .fields-group
+    = f.input :status_page_url, wrapper: :with_block_label, input_html: { placeholder: "https://status.#{Rails.configuration.x.local_domain}" }
+
   .fields-group
     = f.input :site_terms, wrapper: :with_block_label, as: :text, input_html: { rows: 8 }