feat: typing indicator, message deletion, chain playback, autoplay guard
- Typing indicator: animated three dots when server is processing
- Message deletion: long-press any bubble to delete (persisted)
- Chain playback: tap any voice chunk to auto-play all subsequent chunks
- Replay button plays full message group from first chunk
- Audio queue fix: queued chunks no longer cancel previous mid-playback
- Autoplay suppression: skip autoplay when app backgrounded or phone call active
- New Session button: prominent pill at bottom of session drawer
1 files added
7 files modified
