1. Optimize the multi-image sliding function, including back operation, two-way sliding, image zooming, etc.
2. Increase the options for trackers and remove redundant trackers.
3. Integrate name_service to increase the mapping relationship between the user's easy-to-remember ID and chat_id.
4. Rewrite the synchronization and retransmission mechanism of the message.
5. Fix login-related issues, such as status error, abnormal retry, repeated verification, etc.