调整api结构；恢复丢失部分api，详见scripts文件夹；新增关阀分析算法，实现api

scripts/missing_api_endpoints.md

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+# Missing API Endpoints
+
+- Legacy endpoints checked: 392
+- Current endpoints found: 401
+- Missing endpoints: 17
+
+Note: Current endpoints are defined under app/api and are typically served with the /api/v1 prefix.
+
+## Missing endpoints (legacy present, current missing)
+- `GET /age_analysis/`
+- `GET /contaminant_simulation/`
+- `GET /flushing_analysis/`
+- `GET /valve_close_analysis/`
+- `POST /burst_analysis/`
+- `POST /daily_scheduling_analysis/`
+- `POST /network_project/`
+- `POST /network_update/`
+- `POST /pressure_regulation/`
+- `POST /pressure_sensor_placement_kmeans/`
+- `POST /pressure_sensor_placement_sensitivity/`
+- `POST /project_management/`
+- `POST /pump_failure/`
+- `POST /runsimulationmanuallybydate/`
+- `POST /scadadevicedatacleaning/`
+- `POST /scheduling_analysis/`
+- `POST /sensorplacementscheme/create`