Use default favicons for twitter/subreddit rules

src/newsreader/news/collection/tasks.py

@@ -170,6 +170,18 @@ class FaviconTask(app.Task):
 
                 collector = FaviconCollector()
                 collector.collect(rules=rules)
+
+                third_party_rules = user.rules.enabled().exclude(
+                    type=RuleTypeChoices.feed
+                )
+
+                for rule in third_party_rules:
+                    if rule.type == RuleTypeChoices.subreddit:
+                        rule.favicon = "https://www.reddit.com/favicon.ico"
+                        rule.save()
+                    elif rule.type == RuleTypeChoices.twitter_timeline:
+                        rule.favicon = "https://abs.twimg.com/favicons/favicon.ico"
+                        rule.save()
             else:
                 logger.warning(f"Cancelling task due to existing lock")