feat(node): 添加自定义节点配置的 webhook 字段

- 在 node_custom_config 表单中新增 webhook 字段
- 通过 REST API 接口 /node/custom/addOrUpdate 添加或更新自定义节点配置时，支持 webhook 参数

src/rest/custom/add.js

@@ -3,10 +3,10 @@ module.exports = {
   action: "/node/custom/addOrUpdate",
   method: "post",
   execute: (request, response) => {
-    let {id, name, type, customPath, apps, createTime, dist, version, zipTime, download, error, extra} = request.body
+    let {id, name, type, customPath, apps, createTime, dist, version, zipTime, download, error, extra,webhook} = request.body
     dbUtils.addOrUpdate({
       table: 'node_custom_config',
-      form: {id, name, type, customPath, apps, createTime, dist, version, zipTime, download, error, extra}
+      form: {id, name, type, customPath, apps, createTime, dist, version, zipTime, download, error, extra,webhook}
     }).then(data => {
       response.send({code: 0, data})
     }).catch(err => {