add some packages

node_modules/core-js/modules/es6.array.find.js

@@ -0,0 +1,14 @@
+'use strict';
+// 22.1.3.8 Array.prototype.find(predicate, thisArg = undefined)
+var $export = require('./_export');
+var $find = require('./_array-methods')(5);
+var KEY = 'find';
+var forced = true;
+// Shouldn't skip holes
+if (KEY in []) Array(1)[KEY](function () { forced = false; });
+$export($export.P + $export.F * forced, 'Array', {
+  find: function find(callbackfn /* , that = undefined */) {
+    return $find(this, callbackfn, arguments.length > 1 ? arguments[1] : undefined);
+  }
+});
+require('./_add-to-unscopables')(KEY);