- BACK key dismisses layers (content strip → controls → exit) with
early BackKeyCoordinator marking to prevent PopScope race condition
- Hide volume control and PiP button on TV
- Fix focus chain with mounted-node-aware navigation for live/non-live
- Fix focus reclaim on controls hide (hasPrimaryFocus vs hasFocus)
to prevent screen-level self-heal from stealing timeline focus
- LEFT/RIGHT shows controls with timeline focused for seeking
Close#701
edde746
ac397f32a3