Store queue and timing state per-bot instead of globally, move bot
selector from Home page into Navbar dropdown, show bot name badge
in the player bar, and route WebSocket stateChange queues per-bot.
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
- Player store tracks playStartedAt/pausedElapsed for elapsed time
- Queue component fetches from server when opened
- Lyrics page syncs every 200ms using elapsed time
- Lyrics auto-scroll to active line with smooth animation
- Translation lines shown below main lyrics
- Fade mask on lyrics scroll area
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>