fix: fix bug

Author: forecho

EventBootstrap.php

@@ -34,13 +34,18 @@ Usage
 
 ## Method One (方式一，推荐)
 
-you need to include it in config in bootstrap section:
+you need to include it in config:
 
 ```php
 return [
-    'bootstrap' => [
-        'yiier\returnUrl\EventBootstrap',
-    ],
+    'on beforeAction' => function ($event) {
+        Yii::createObject([
+            'class' => \yiier\returnUrl\ReturnUrl::class,
+            'uniqueIds' => ['site/qrcode', 'site/login', 'site/signup']
+        ])->beforeAction();
+    },
+    'components' => [
+    ]
 ];
 ```
 

README.md

@@ -9,21 +9,28 @@
 namespace yiier\returnUrl;
 
 use Yii;
-use yii\base\ActionFilter;
+use yii\base\Behavior;
+use yii\web\Controller;
 
-class ReturnUrl extends ActionFilter
+class ReturnUrl extends Behavior
 {
     /**
      * @var array
      */
     public $uniqueIds = ['site/login'];
 
+    public function events()
+    {
+        return [
+            Controller::EVENT_BEFORE_ACTION => 'beforeAction',
+        ];
+    }
+
     /**
-     * @param \yii\base\Action $action
      * @return bool
      * @throws \yii\base\InvalidConfigException
      */
-    public function beforeAction($action)
+    public function beforeAction()
     {
         if (Yii::$app->user->isGuest) {
             if (!(Yii::$app->request->getIsAjax() || $this->isValidate())) {