更新前端静态网页获取方式，放弃使用后端获取api

frontend/node_modules/react-dev-utils/immer.js

@@ -0,0 +1,12 @@
+/**
+ * Copyright (c) 2015-present, Facebook, Inc.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+'use strict';
+
+var immer = require('immer');
+
+module.exports = immer;