- Add PK entity fields: winner, scores, and setting_id
- Implement force start/end API endpoints for clerk PK
- Add PK lifecycle service with auto-start/end scheduling
- Add Redis-based PK state management
- Implement PK detail service with live/history/upcoming queries
- Add WeChat PK controller with history and live PK endpoints
- Add comprehensive PK integration tests
- Create PK setting management with tenant-specific configs
- Add database migrations for PK scores, winner, settings, and menu
- Add PK-related DTOs and enums (status, menu paths)
- Add TenantScope utility for tenant context management
