Release 0.2.110

Add admin storage statistics page, GC/stats API, and toasts

- New admin page for storage statistics with GC timeline and usage summary UI
- Backend: chunk size tracking, GC timeline/stats API, app version tracking
- Added background job to backfill chunk stored sizes
- Improved chunk ingestion, preview, and admin autocreation logic
- Added username-from-email for first user creation
- Frontend: `/admin/storage-statistics` route, timeline visualization, summary cards
- Added `react-toastify` for global error/success toasts; API errors now shown as toasts
- Added browser timezone header to all API requests
- Improved login page UI, forgot password, and two-factor handling
- Added `setupStatusStore` for accurate setup gating
- Improved admin users page layout and grid
- Updated PWA short name, translations, and did various refactors
- Updated dependencies and database migrations