研发任务：多级显示

src/views/modules/production/plan-submit.vue

@@ -70,6 +70,9 @@
         <el-table-column prop="notes" header-align="center" align="center" min-width="140"
           :show-tooltip-when-overflow="true" label="备注">
         </el-table-column>
+        <el-table-column fixed="right" prop="cntAll" header-align="center" align="center" min-width="80"
+          :show-tooltip-when-overflow="true" label="任务数量">
+        </el-table-column>
         <el-table-column fixed="right" prop="materialCnt" header-align="center" align="center" width="70"
           :show-tooltip-when-overflow="true" label="库存数">
         </el-table-column>

src/views/modules/tech/project-product-detail.vue

@@ -39,7 +39,8 @@
         </el-col>
       </el-row>
 
-      <el-table :data="dataForm.proProductList" border v-loading="dataListLoading" style="width: 100%;">
+      <el-table :data="dataForm.proProductList" border v-loading="dataListLoading" style="width: 100%;"
+        row-key="productId" :tree-props="{ children: 'proProductList', hasChildren: 'hasChildren' }">
         <el-table-column label="序号" type="index" width="100" align="center">
         </el-table-column>
         <el-table-column prop="productName" header-align="center" align="center" min-width="140"