RSS feed bug fix

fixes https://console.cloud.google.com/errors/detail/CJe5pdyJufvpHQ;time=P30D?project=bridgy-federated

pages.py

@@ -216,11 +216,6 @@ def serve_feed(*, objects, format, title):
 
     tasklets.wait_all(gets)
 
-    actor = {
-      'displayName': id,
-      'url': g.user.web_url(),
-    }
-
     # TODO: inject/merge common.pretty_link into microformats2.render_content
     # (specifically into hcard_to_html) somehow to convert Mastodon URLs to @-@
     # syntax. maybe a fediverse kwarg down through the call chain?
@@ -228,12 +223,12 @@ def serve_feed(*, objects, format, title):
         entries = [microformats2.object_to_html(a) for a in activities]
         return render_template('feed.html', **TEMPLATE_VARS, **locals())
     elif format == 'atom':
-        body = atom.activities_to_atom(activities, actor=actor, title=title,
-                                       request_url=request.url)
+        body = atom.activities_to_atom(activities, actor=g.user.obj.as1,
+                                       title=title, request_url=request.url)
         return body, {'Content-Type': atom.CONTENT_TYPE}
     elif format == 'rss':
-        body = rss.from_activities(activities, actor=actor, title=title,
-                                   feed_url=request.url)
+        body = rss.from_activities(activities, actor=g.user.obj.as1,
+                                   title=title, feed_url=request.url)
         return body, {'Content-Type': rss.CONTENT_TYPE}