fix: 微信登录补充保存username和role

node_modules/core-js/modules/es.object.prevent-extensions.js

@@ -0,0 +1,18 @@
+'use strict';
+var $ = require('../internals/export');
+var isObject = require('../internals/is-object');
+var onFreeze = require('../internals/internal-metadata').onFreeze;
+var FREEZING = require('../internals/freezing');
+var fails = require('../internals/fails');
+
+// eslint-disable-next-line es/no-object-preventextensions -- safe
+var $preventExtensions = Object.preventExtensions;
+var FAILS_ON_PRIMITIVES = fails(function () { $preventExtensions(1); });
+
+// `Object.preventExtensions` method
+// https://tc39.es/ecma262/#sec-object.preventextensions
+$({ target: 'Object', stat: true, forced: FAILS_ON_PRIMITIVES, sham: !FREEZING }, {
+  preventExtensions: function preventExtensions(it) {
+    return $preventExtensions && isObject(it) ? $preventExtensions(onFreeze(it)) : it;
+  }
+});