- Vendor maplibre-gl 4.7.1 (js+css) and serve from /vendor instead of the unpkg CDN — no external dependency/SRI gap for the core map.
- Projector skips duplicate (imei, occurred_at) history rows via NOT EXISTS (parked devices re-report the same gpsTime each poll); migration 23 dedupes existing rows and adds a unique index.
Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
