Simplify RABL

app/views/accounts/show.rabl

@@ -2,8 +2,7 @@ extends 'activitypub/types/person.rabl'
 
 object @account
 
-node(:url)                { |account| TagManager.instance.url_for(account) }
-node(:name)               { |account| account.display_name }
-node(:preferredUsername)  { |account| account.username }
-node(:summary)            { |account| account.note }
-node(:icon)               { |account| full_asset_url(account.avatar.url(:original)) }
+attributes display_name: :name, username: :preferredUsername, note: :summary
+
+node(:icon)   { |account| full_asset_url(account.avatar.url(:original)) }
+node(:image)  { |account| full_asset_url(account.header.url(:original)) }