feat: Implement process work standard routes and controller

- Added a new controller for managing process work standards, including CRUD operations for work items and routing processes.
- Introduced routes for fetching items with routing, retrieving routings with processes, and managing work items.
- Integrated the new process work standard routes into the main application file for API accessibility.
- Created a migration script for exporting data related to the new process work standard feature.
- Updated frontend components to support the new process work standard functionality, enhancing the overall user experience.

backend-node/src/routes/processWorkStandardRoutes.ts

@@ -0,0 +1,29 @@
+/**
+ * 공정 작업기준 라우트
+ */
+
+import express from "express";
+import * as ctrl from "../controllers/processWorkStandardController";
+
+const router = express.Router();
+
+// 품목/라우팅/공정 조회 (좌측 트리)
+router.get("/items", ctrl.getItemsWithRouting);
+router.get("/items/:itemCode/routings", ctrl.getRoutingsWithProcesses);
+
+// 작업 항목 CRUD
+router.get("/routing-detail/:routingDetailId/work-items", ctrl.getWorkItems);
+router.post("/work-items", ctrl.createWorkItem);
+router.put("/work-items/:id", ctrl.updateWorkItem);
+router.delete("/work-items/:id", ctrl.deleteWorkItem);
+
+// 작업 항목 상세 CRUD
+router.get("/work-items/:workItemId/details", ctrl.getWorkItemDetails);
+router.post("/work-item-details", ctrl.createWorkItemDetail);
+router.put("/work-item-details/:id", ctrl.updateWorkItemDetail);
+router.delete("/work-item-details/:id", ctrl.deleteWorkItemDetail);
+
+// 전체 저장 (일괄)
+router.put("/save-all", ctrl.saveAll);
+
+export default router;