Document strict-safe SFW catch-all design.

Add implementation plan for group_sex taxonomy refresh.

Document drawn taxonomy group_sex and evidence refresh design.

feat: add Doujin works classify/review/migrate mode

feat: taxonomy catch-alls, scan/migrate fixes, and tag recall/FP benchmarks

feat: robust GIF/video presence classification pipeline

feat: add nested Voyeur soft taxonomy with theme precedence

feat: add experimental style gate and refresh taxonomy priorities

Enhance backend API and frontend components for reclassification and debugging. Introduce new request and response schemas for reclassification, update inference settings, and improve handling of inference modes. Add a debug interface for SFW evaluation and integrate reclassification functionality into the frontend, allowing users to retry with different models. Update styles for better UI presentation and ensure proper environment variable handling during startup.