Rename compare tab labels from Base/Comparison to Old/New image.

Improve detection accuracy with full-res tiling, config flags, and evaluation.

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

Add detection progress bar with staged job polling for DDA compare tab.

Implement unlimited-depth tree library architecture for dev DDA.

Fix DDA dev bugs and polish from full review pass.

Add Phase 4 reports: PDF export, browser report page, and notification bell.

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

Fix Run Detection: use /api/dda/detect/from-library and deploy compare UI.