- Fix HI_RES_LOSSLESS playback with PKCE authentication
- Added support for two stage PKCE authentication using HTTP web server
- Add new categories (HiRes, Mixes & Radio, My Mixes)
- Add helper functions (create_category_directories) for navigating sub-categories
- Switch to using Stream MPEG-DASH MPD manifest directly for playback instead of direct URL
- Refactor/cleanup backend, move load/save session to tidalapi.
- Handle missing objects (ObjectNotFound) gracefully
- Handle HTTP 429 (TooManyRequests) gracefully
- Add auth_mode, login_server_port config params
- Add HI_RES (MQA), add auth_method, login_server_port, AUTO login_method as alias
- Fix missing pictures on some playlist types
- Skip video_mixes when generating mix playlists
- Rewrite test suite
(Major thanks to [2e0byo](https://github.com/2e0byo) for test suite improvements, [quodrum-glas](https://github.com/quodrum-glas) for inspiration to use HTTP Server for PKCE authentication)