24de6c7f06
- Add database methods for multi-scanner RSSI queries - Add weighted trilateration function supporting 2+ scanners - Add /api/positions/trilaterated endpoint - Add /api/heatmap/signal endpoint for heat map data - Update frontend to show trilaterated positions with gold markers - Add heat map toggle button for signal coverage visualization Trilateration uses RSSI from multiple scanners to calculate device positions with confidence scores. Devices seen by 2+ scanners within 60 seconds get trilaterated positions shown with gold border markers. Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>