ruNNNpe bridge connects to NPE RUNN and BLE heart-rate sensors,
detects workouts automatically in background,
and writes sessions to Google Health Connect.

Main features:
- BLE treadmill and heart-rate sensor integration
- automatic start/stop workout flow after setup (phone can stay in pocket)
- background-safe workout tracking with persistent notification
- Health Connect writes for session, speed, distance, heart rate, steps, steps cadence, calories, elevation gained, and floors climbed
- robust long-workout export with chunked Health Connect writes
- live workout telemetry shown in app and notification

Important:
- Health Connect must be installed for full workout sync behavior
- Bluetooth, Health Connect, notifications, and battery optimization exemption are required