更新前端静态网页获取方式，放弃使用后端获取api

frontend/node_modules/core-js-pure/internals/freezing.js

@@ -0,0 +1,7 @@
+'use strict';
+var fails = require('../internals/fails');
+
+module.exports = !fails(function () {
+  // eslint-disable-next-line es/no-object-isextensible, es/no-object-preventextensions -- required for testing
+  return Object.isExtensible(Object.preventExtensions({}));
+});