Raise library image upload limit to 15 GB

Add compare tab tree sidebar, fix geo coordinates, and sync local folders to library.

Implement unlimited-depth tree library architecture for dev DDA.

Revert "Add zone-aware library organization for dev DDA uploads."

Add zone-aware library organization for dev DDA uploads.

Fix DDA dev bugs and polish from full review pass.

Deploy DDA jobs API, hierarchy panel, and region locate on dev.

Raise library GeoTIFF upload limit to 5 GB on dev.

HF library: auto DDA on satdetect-dev, upload to persistent storage

Fix local library scan: DDA mode in run.py, path encoding, gitignore large tifs

Use local library_sources year folders instead of web upload library

Support 2GB GeoTIFF library uploads with streamed writes and progress UI

Phase 0 DDA: APP_MODE, image library API, GeoTIFF ingest, dev UI