de4925adf9
- video_player: ExoPlayer (Android) / AVPlayer (iOS/macOS) backend with PixelBufferSink, method-channel adapter, Dart-side XVideoPlayer + testing fake. - insets: XInsets singleton + XAnimatedInsets widget lerp the system viewPadding over 220ms so OS bar visibility toggles (immersiveSticky <-> edgeToEdge) slide bottom-/top-anchored UI into place instead of snapping by the nav-bar / status-bar height.