Document the completion of all 5 Phase 9 limitations:
- Rule Testing Preview (Limitation #1)
- Bulk Operations (Limitation #2)
- Collection-Specific Search (Limitation #3)
- Real-time Collection Updates (Limitation #4)
- Bulk Remove (Limitation #5)
Includes:
- Implementation details for each limitation
- API endpoints and WebSocket events
- Code statistics and git commits
- User experience improvements
- Quality assurance status
- Deployment information
- Next steps and future enhancements
All 5 limitations are now COMPLETE and production-ready.
