086b9e4e71
- Concert Finder: Bandsintown API integration to find upcoming shows for recommended artists, with expandable tour dates section on recommendation cards - Rabbit Hole: Multi-step guided discovery journey where each song connects to the next through a shared musical quality (producer, influence, tone, etc.) - New /rabbit-hole route with seed input, step count selector, and vertical chain visualization of connected songs - Added concerts endpoint, rabbit hole endpoint, and corresponding frontend API functions and navigation