调整统一provider目录；增加content事件的快速登录案例；

app/provider.php

@@ -1,9 +1,13 @@
 <?php
-use app\ExceptionHandle;
-use app\Request;
 
 // 容器Provider定义文件
+
+use app\common\provider\ExceptionHandle;
+use app\common\provider\Request;
+use app\common\provider\View;
+
 return [
-    'think\Request'          => Request::class,
+    'think\Request' => Request::class,
     'think\exception\Handle' => ExceptionHandle::class,
+    'think\View' => View::class,
 ];