73112db055
- Add soft delete (deleted_at column) to preserve task records for statistics - Implement cleanup service to delete old files while keeping DB records - Add automatic cleanup scheduler (configurable interval, default 24h) - Add admin endpoints: storage stats, cleanup trigger, scheduler status - Update task service with admin views (include deleted/files_deleted) - Add frontend storage management UI in admin dashboard - Add i18n translations for storage management 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>