Major updates based on feedback:
1. Remove Azure AD ID storage - use email as primary identifier
2. Complete database redesign - no backward compatibility needed
3. Add comprehensive user task isolation and history features
Database changes:
- Simplified users table (email-based)
- New ocr_tasks table with user association
- New task_files table for file tracking
- Proper indexes for performance
New features:
- User task isolation (A cannot see B's tasks)
- Task history with status tracking (pending/processing/completed/failed)
- Historical query capabilities with filters
- Download support for completed tasks
- Task management UI with search and filters
Security enhancements:
- User context validation in all endpoints
- File access control based on ownership
- Row-level security in database queries
- API-level authorization checks
Implementation approach:
- Clean migration without rollback concerns
- Drop old tables and start fresh
- Simplified deployment process
- Comprehensive task management system
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude <noreply@anthropic.com>
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