Update examples.md (#2670)

docs/src/6.x/official-account/examples.md

@@ -2,6 +2,38 @@
 
 > 👏🏻 欢迎点击本页下方 "帮助我们改善此页面！" 链接参与贡献更多的使用示例！
 
+<details>
+    <summary>webman 服务端验证消息</summary>
+
+```php
+<?php
+
+namespace app\controller;
+
+use EasyWeChat\OfficialAccount\Application;
+use support\Request;
+use Symfony\Component\HttpFoundation\HeaderBag;
+use Symfony\Component\HttpFoundation\Request as SymfonyRequest;
+
+// 授权事件回调地址：http://yourdomain.com/OfficialAccount/server
+
+class OfficialAccount
+{
+    public function server(Request $request)
+    {
+        $config = config('wechatv6.official_account');
+        $app = new Application($config);
+        $symfony_request = new SymfonyRequest($request->get(), $request->post(), [], $request->cookie(), [], [], $request->rawBody());
+        $symfony_request->headers = new HeaderBag($request->header());
+        $app->setRequestFromSymfonyRequest($symfony_request);
+        $server = $app->getServer();
+        $response = $server->serve();
+
+        return response($response->getBody());
+    }
+}
+```
+</details>
 
 <!--
 <details>