fix 为空可能的报错问题

 <!--
  * @Date: 2022-07-18 10:22:22
  * @LastEditors: hookehuyr hookehuyr@gmail.com
- * @LastEditTime: 2024-07-05 10:44:37
+ * @LastEditTime: 2024-07-06 22:49:28
  * @FilePath: /data-table/src/views/index.vue
  * @Description: 首页
 -->
@@ -267,7 +267,7 @@ const myForm = ref(null);
 const approval_actions = ref([]);
 setTimeout(() => {
   // 审核操作列表数据
-  approval_actions.value = formSetting.value.flow_node_action_list.map((item) => { return { name: item.btnText, id: item.id } });
+  approval_actions.value = formSetting.value.flow_node_action_list?.map((item) => { return { name: item.btnText, id: item.id } });
 }, 500);
 const onApprovalSelect = (item) => {
   flow_node_action_id.value = item.id;