Bleak requires D-Bus which isn't available on Android. Detect Termux
environment and skip both Classic BT and BLE scanning gracefully.
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
Use bleak's BleakScanner for BLE device discovery instead of
hcitool lescan subprocess. Provides real RSSI values from
advertisement packets instead of hardcoded -70dB estimate.
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
WiFi & Bluetooth signal mapping tool for Raspberry Pi with:
- WiFi scanning via iw command
- Bluetooth Classic/BLE device discovery
- RSSI-based distance estimation
- OUI manufacturer lookup
- Web dashboard with multiple views:
- Radar view (polar plot)
- 2D Map (Leaflet/OpenStreetMap)
- 3D Map (MapLibre GL JS with building extrusion)
- Floor-based device positioning
- Live BT tracking mode (auto-starts on page load)
- SQLite database for historical device tracking:
- RSSI time-series history
- Device statistics (avg/min/max)
- Movement detection and velocity estimation
- Activity patterns (hourly/daily)
- New device alerts
- Automatic data retention/cleanup
- REST API for all functionality
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
