fix(backend): userbot follows kurigram 2.2.26, user and chat parsing is awaited, missing chat is handled

backend/src/userbot/handlers/stories.py

@@ -11,4 +11,4 @@ async def on_story(client: PyroClient, story: Story) -> None:
     await save_story(client, client.capture, story)
 
 
-handlers = on_story.handlers
+handlers = on_story.handlers  # ty: ignore[unresolved-attribute]