Initial commit，修正

vendor/yiisoft/yii2/Yii.php

@@ -0,0 +1,25 @@
+<?php
+/**
+ * @link https://www.yiiframework.com/
+ * @copyright Copyright (c) 2008 Yii Software LLC
+ * @license https://www.yiiframework.com/license/
+ */
+
+require __DIR__ . '/BaseYii.php';
+
+/**
+ * Yii is a helper class serving common framework functionalities.
+ *
+ * It extends from [[\yii\BaseYii]] which provides the actual implementation.
+ * By writing your own Yii class, you can customize some functionalities of [[\yii\BaseYii]].
+ *
+ * @author Qiang Xue <qiang.xue@gmail.com>
+ * @since 2.0
+ */
+class Yii extends \yii\BaseYii
+{
+}
+
+spl_autoload_register(['Yii', 'autoload'], true, true);
+Yii::$classMap = require __DIR__ . '/classes.php';
+Yii::$container = new yii\di\Container();