Suno-py

- download all songs
- change to new api

- Add a function to download any song on Suno AI
- Fix bugs for song generation

- Introduce `suno.Song` to structure `suno.Suno` methods' outputs
- Support environment variable SUNO_COOKIE
- Support CLI for Suno AI API
- Allow to deploy REST API for Suno AI API

- Quickly generate a song with a description
- Create songs with lyrics and music style in custom mode
- Review songs using their ID
- List all songs in the library