2 Commits

Author	SHA1	Message	Date
Mikkeli Matlock	cc11a3d31a	feat(03-02): add staleness detection to overlay screen and error surfacing to SpeedometerScreen ... Overlay screen staleness: - Add _lastUpdateTime field to track GPS data freshness - Add _stalenessCheckTimer for periodic staleness monitoring (1s interval) - Update _lastUpdateTime from message.timestamp in _listenToMainAppMessages - Start staleness monitoring in initState, cancel in dispose - Calculate staleness opacity in build() (0.5 alpha after 3s) - Apply staleness dimming to speed text, unit text, heading icon, and heading text - Show "--" for speed after 10s of no data (setState in timer callback) - Immediate snap-back when fresh data arrives (no AnimatedOpacity) SpeedometerScreen error surfacing: - Import permission_handler for openAppSettings - Register error callback on OverlayProvider in initState postFrameCallback - Implement _handleOverlayError to show snackbars for overlay errors - Permission error: snackbar with "Settings" action button that opens app settings - Creation failure: snackbar with error message (no action button) - Communication degraded: snackbar with error message (no action button) - Clean up error callback in dispose (try-catch for disposed provider) Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>	2026-02-11 19:24:05 +09:00
Mikkeli Matlock	ad077d1f32	feat(01-02): extract OverlaySpeedometer to screens/overlay_screen.dart ... - Created lib/screens/overlay_screen.dart with OverlaySpeedometer and _OverlaySpeedometerState - All state, methods, gesture handling preserved exactly - main.dart imports screens/overlay_screen.dart - OverlaySpeedometer removed from main.dart - main.dart slimmed to 39 lines (under 60 line target) - main.dart now contains only: main(), overlayMain(), SpeedoApp class - Zero analyzer errors (except intentional SCREAMING_SNAKE warnings)	2026-02-09 21:45:56 +09:00