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/object-property-is-enumerable.js

@@ -0,0 +1,14 @@
+'use strict';
+var $propertyIsEnumerable = {}.propertyIsEnumerable;
+// eslint-disable-next-line es/no-object-getownpropertydescriptor -- safe
+var getOwnPropertyDescriptor = Object.getOwnPropertyDescriptor;
+
+// Nashorn ~ JDK8 bug
+var NASHORN_BUG = getOwnPropertyDescriptor && !$propertyIsEnumerable.call({ 1: 2 }, 1);
+
+// `Object.prototype.propertyIsEnumerable` method implementation
+// https://tc39.es/ecma262/#sec-object.prototype.propertyisenumerable
+exports.f = NASHORN_BUG ? function propertyIsEnumerable(V) {
+  var descriptor = getOwnPropertyDescriptor(this, V);
+  return !!descriptor && descriptor.enumerable;
+} : $propertyIsEnumerable;