feat(wms/report): 添加差值计算和异常信息展示功能

refactor(wms/report): 替换合计信息为差值显示
feat(wms/coil): 增加创建时间和创建人字段
feat(crm/contract): 添加合同导出按钮

klp-ui/src/views/crm/contract/index.vue

@@ -89,6 +89,7 @@
       <el-table-column label="备注" align="center" prop="remark" />
       <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
         <template slot-scope="scope">
+          <el-button size="mini" type="text" icon="el-icon-download" @click.stop="handleExportContract(scope.row)">导出</el-button>
           <el-button size="mini" type="text" icon="el-icon-edit" @click.stop="handleUpdate(scope.row)">修改</el-button>
           <el-button size="mini" type="text" icon="el-icon-delete" @click.stop="handleDelete(scope.row)">删除</el-button>
         </template>
@@ -541,6 +542,10 @@ export default {
       this.download('crm/contract/export', {
         ...this.queryParams
       }, `contract_${new Date().getTime()}.xlsx`)
+    },
+    handleExportContract(row) {
+      // 合同导出
+      
     }
   }
 };