Prepend “RE: <url>” fallback link to Mastodon-authored quote posts (#35971)

app/models/status_edit.rb

@@ -45,6 +45,13 @@ class StatusEdit < ApplicationRecord
   delegate :local?, :application, :edited?, :edited_at,
            :discarded?, :reply?, :visibility, :language, to: :status
 
+  def quote
+    underlying_quote = status.quote
+    return if underlying_quote.nil? || underlying_quote.id != quote_id
+
+    underlying_quote
+  end
+
   def with_media?
     ordered_media_attachments.any?
   end