Initial commit，修正

vendor/yiisoft/yii2/helpers/Url.php

@@ -0,0 +1,20 @@
+<?php
+/**
+ * @link https://www.yiiframework.com/
+ * @copyright Copyright (c) 2008 Yii Software LLC
+ * @license https://www.yiiframework.com/license/
+ */
+
+namespace yii\helpers;
+
+/**
+ * Url provides a set of static methods for managing URLs.
+ *
+ * For more details and usage information on Url, see the [guide article on url helpers](guide:helper-url).
+ *
+ * @author Alexander Makarov <sam@rmcreative.ru>
+ * @since 2.0
+ */
+class Url extends BaseUrl
+{
+}