So uh surprise, I can't sleep after the insane evening. But I think I found the most insane and ambitious music management app.
It loads your music collection with a Spotify like interface. It connects to Lidarr, soulseek, audiobookshelf, and deals with podcasts, it can connect to Spotify and grab tracks based on those lists.
I'm currently setting it up and waiting for it so scan my music library. Its kinda new so I expect bugs but if you're already running some of the Arr stack this is a great (in theory, have to test if for a while) addition to the tool set.

GitHub
GitHub - Chevron7Locked/lidify: Lidify is built for music lovers who want the convenience of streaming services without sacrificing ownership of their library. Point it at your music collection, and Lidify handles the rest: artist discovery, personalized playlists, podcast subscriptions, and seamless integration with tools you already use like Lidarr and Audiobookshelf.
Lidify is built for music lovers who want the convenience of streaming services without sacrificing ownership of their library. Point it at your mu...