* initial client-side only sort for all playlists
* allow reordering jellyfin (assume it works properly) and navidrome
* on playlist page, add to queue by sort order
* Add api for add/remove playlist items
* Add playlistItemId property to normalized Song
- This is used for Navidrome to delete songs from playlists
* Add mutations for add/remove from playlist
* Add context modal for playlist add
* Add remove from playlist from context menu
* Set jellyfin to use playlistItemId
* Adjust font sizing
* Add playlist add from detail pages
* Bump mantine to v6-alpha.2