- Add an API endpoint for getting the user's rating records.
- more detailed INFO messages for login and register
- Add `finale/finale_end` endpoint #110
- Add a custom limiter and use it for limiting users' download instead of using database
> So add a requirement `limits`.
- Fix a character's value
- Change the email max length to 64
- Change something about API's roles and powers
- Add an API endpoint for getting users' roles and powers