Merge commit 'e6591bf322c7e47a8420a588d52a44a585c10b54' into glitch-soc/merge-4.3

Conflicts:
- `docker-compose.yml`:
  Conflict because of different repo names. Updated version.

app/lib/activitypub/parser/status_parser.rb

@@ -28,7 +28,10 @@ class ActivityPub::Parser::StatusParser
   end
 
   def url
-    url_to_href(@object['url'], 'text/html') if @object['url'].present?
+    return if @object['url'].blank?
+
+    url = url_to_href(@object['url'], 'text/html')
+    url unless unsupported_uri_scheme?(url)
   end
 
   def text