- Update agent router/service/repository with new endpoints
- Update auth routes with phone-based authentication
- Update users service with new phone lookup
- Update schedule_items with new schemas
- Update message schemas with visibility support
- Update settings with new automation scheduler config
- Update CLI with new commands
- Update tests to match new API contracts
- Add ScheduleItem Pydantic schemas with metadata support
- Add repository layer with CRUD operations
- Add service layer with authorization
- Add FastAPI router with all endpoints
- Add unit and integration tests
- Update API documentation