skip missing descriptions

app/models/feed.py

@@ -140,7 +140,7 @@ def download(self, feed_url: str) -> list[FeedArticle]:
               original_title=entry.title,
               title=entry.title,
               link=entry.link,
-              description=entry.description,
+              description=description,
               pub_date=pub_date,
               processed=None,
               parent=self