Generate Playlist from Song Like #10
Description
Generate Playlist from Song Like
Description: When user likes a song, offer to generate and save a playlist of similar songs.
AC:
Frontend: "Generate Playlist" button appears after like
Backend: Spotify recommendations API call (10-20 songs)
Frontend: Modal showing playlist preview
Frontend: Editable playlist name field
Backend: Create playlist in user's Spotify account
Backend: Add tracks to Spotify playlist
Backend: Save playlist reference in database
Frontend: Success message with Spotify link
Frontend: Error if Spotify not connected
Tech notes: