feat(wm-production): #10 供水生产总览与在线监测
- DashboardService: 区域定位/进出水量/昨日供水量/设备概况
- WaterQualityService: 水质监测(原水/出厂水/末梢水)/台账
- AlertEngine: 实时报警/确认/派单
- DispatchService: 今日值班/指令下发/爆管模拟
- DataCenterService: 历史数据/报表/阈值管理
- VideoService: 视频监控汇聚
- Entities: WaterQualityRecord/FlowPressureMonitor/DeviceStatus/AlertRecord/VideoCamera
- DDL: prod_water_quality/flow_pressure/device_status/alert_record/video_camera
