- Expand project layout tree with backend/{storage,events,alerting,main}.py
and the modular frontend (main.js + modules/ + views/)
- Add docs/roadmap.md with the three-phase development direction and link
it from the README
- List YOLO_DB_PATH in the settings view environment reference
- Track only trained best.pt under runs/*/weights; ignore epoch/last
checkpoints, downloaded base weights, and server logs (.gitignore)
- Move runs/detect/runs/detect/smoke_fire_yolo26n_v2-3 to
runs/detect/smoke_fire_yolo26n_v2-3 and update docs/model_comparison.md
- Replace the Git LFS claim with an accurate plain-file statement
