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/shared-key.js

@@ -0,0 +1,9 @@
+'use strict';
+var shared = require('../internals/shared');
+var uid = require('../internals/uid');
+
+var keys = shared('keys');
+
+module.exports = function (key) {
+  return keys[key] || (keys[key] = uid(key));
+};