diff --git a/app/Task/FooTask.php b/app/Task/FooTask.php
index 5a8042d..fdd0ab9 100644
--- a/app/Task/FooTask.php
+++ b/app/Task/FooTask.php
@@ -23,7 +23,7 @@
 final class FooTask
 {
     #[Inject]
-    private StdoutLoggerInterface $logger;
+    private readonly StdoutLoggerInterface $logger;
 
     public function execute()
     {
diff --git a/bin/hyperf.php b/bin/hyperf.php
index 89e1acc..9fd7ec6 100644
--- a/bin/hyperf.php
+++ b/bin/hyperf.php
@@ -9,15 +9,15 @@
  * @document https://wiki.cloud-admin.jayjay.cn
  * @license  https://github.com/swow-cloud/swow-admin/blob/master/LICENSE
  */
-use SwowCloud\SDB\Config\ServerConfig;
-use SwowCloud\SDB\Config\SslConfig;
-use SwowCloud\SDB\WebSocketDebugger;
 use Hyperf\Contract\ApplicationInterface;
 use Hyperf\Di\ClassLoader;
 use Hyperf\Di\ScanHandler\ProcScanHandler;
 use Psr\Container\ContainerInterface;
 use Swow\Coroutine;
 use Swow\Debug\Debugger\Debugger;
+use SwowCloud\SDB\Config\ServerConfig;
+use SwowCloud\SDB\Config\SslConfig;
+use SwowCloud\SDB\WebSocketDebugger;
 use Symfony\Component\Console\Application;
 
 function initialize(): void
@@ -53,7 +53,7 @@ function initialize(): void
         } else {
             [$serverOptions, $sslOptions] = \array_values($debuggerOptions['options']);
 
-            $serverConfig = new \SwowCloud\SDB\Config\ServerConfig(
+            $serverConfig = new ServerConfig(
                 host: $serverOptions['host'],
                 port: $serverOptions['port']
             );
diff --git a/cloud-admin/Http2/HPack/HPack.php b/cloud-admin/Http2/HPack/HPack.php
index 1b50b76..45f2e1d 100644
--- a/cloud-admin/Http2/HPack/HPack.php
+++ b/cloud-admin/Http2/HPack/HPack.php
@@ -496,7 +496,7 @@ public function decode(string $input, int $maxSize): ?array /* : ?array */
 
                     if ($dynamic) {
                         array_unshift($this->headers, $header);
-                        $this->size += 32 + strlen($header[0]) + strlen($header[1]);
+                        $this->size += 32 + strlen((string) $header[0]) + strlen($header[1]);
                         if ($this->currentMaxSize < $this->size) {
                             $this->resizeTable();
                         }
@@ -522,7 +522,7 @@ public function decode(string $input, int $maxSize): ?array /* : ?array */
                     continue;
                 }
 
-                $size += strlen($name) + strlen($value);
+                $size += strlen((string) $name) + strlen($value);
 
                 if ($size > $maxSize) {
                     return null;
diff --git a/cloud-admin/Http2/Parser/Request.php b/cloud-admin/Http2/Parser/Request.php
index b4423df..4ba0778 100644
--- a/cloud-admin/Http2/Parser/Request.php
+++ b/cloud-admin/Http2/Parser/Request.php
@@ -11,6 +11,7 @@
 
 namespace CloudAdmin\Http2\Parser;
 
+use JsonException;
 use function explode;
 use function file_put_contents;
 use function is_array;
@@ -80,7 +81,7 @@ public function post($name = null, $default = null): mixed
         if (!isset($this->data['post'])) {
             try {
                 $this->parsePost();
-            } catch (\JsonException $e) {
+            } catch (JsonException) {
             }
         }
         if ($name === null) {
@@ -168,9 +169,9 @@ protected function parsePost(): void
             return;
         }
         if (preg_match('/\bjson\b/i', $content_type)) {
-            $this->data['post'] = (array)json_decode($this->rawBody, true, 512, JSON_THROW_ON_ERROR);
+            $this->data['post'] = (array)json_decode((string) $this->rawBody, true, 512, JSON_THROW_ON_ERROR);
         } else {
-            parse_str($this->rawBody, $this->data['post']);
+            parse_str((string) $this->rawBody, $this->data['post']);
         }
     }
 
diff --git a/cloud-admin/Http2/Server/Server.php b/cloud-admin/Http2/Server/Server.php
index a3db4e6..5d866d2 100644
--- a/cloud-admin/Http2/Server/Server.php
+++ b/cloud-admin/Http2/Server/Server.php
@@ -12,6 +12,7 @@
 
 namespace Hyperf\Engine\Http;
 
+use function Hyperf\Config\config;
 use CloudAdmin\Http2\Config\Ssl;
 use CloudAdmin\Http2\Parser\Http2Connection;
 use CloudAdmin\Http2\Parser\Http2Parser;
@@ -72,7 +73,7 @@ public function __construct(protected LoggerInterface $logger)
         parent::__construct();
 
         /** @var array{certificate:string,certificate_key:string,verify_peer:bool,verify_peer_name:bool,allow_self_signed:bool} $config */
-        $config = \Hyperf\Config\config('ssl');
+        $config = config('ssl');
 
         if ($config['enable'] ?? false) {
             if (! Extension::isBuiltWith('ssl')) {
@@ -110,12 +111,11 @@ public function start(): void
         if ($this->ssl) {
             $options = $this->sslConfig->toArray();
         }
-        $this->onRequest = function (Request $request, Http2Connection $connection) {
+        $this->onRequest = fn(Request $request, Http2Connection $connection) =>
             //http2太难了 ，等作者实现吧
-//            $handler = $this->handler;
-//            $handler($request, $connection->connection);
-            return new Response(200, ['A' => 'hello world'], "<h1>hello h2!<h1>");
-        };
+            //            $handler = $this->handler;
+            //            $handler($request, $connection->connection);
+            new Response(200, ['A' => 'hello world'], "<h1>hello h23333!<h1>");
         while (ProcessManager::isRunning()) {
             try {
                 $connection = $this->acceptConnection();
diff --git a/cloud-admin/Validation/Request/FormRequest.php b/cloud-admin/Validation/Request/FormRequest.php
index f7034c0..b65c4cf 100644
--- a/cloud-admin/Validation/Request/FormRequest.php
+++ b/cloud-admin/Validation/Request/FormRequest.php
@@ -31,7 +31,6 @@ public function rules(): array
     }
 
     /**
-     * @return array
      * @phpstan-return array<array-key, mixed>
      */
     public function getRules(): array
diff --git a/config/autoload/annotations.php b/config/autoload/annotations.php
index d1b7ab1..df9bd97 100644
--- a/config/autoload/annotations.php
+++ b/config/autoload/annotations.php
@@ -21,8 +21,8 @@
             ArrayShape::class,
         ],
         'class_map' => [
-                        Server::class => BASE_PATH . '/cloud-admin//Http2/Server/Server.php',
-//            Server::class => BASE_PATH . '/cloud-admin/Server/Server.php',
+            Server::class => BASE_PATH . '/cloud-admin//Http2/Server/Server.php',
+            //            Server::class => BASE_PATH . '/cloud-admin/Server/Server.php',
         ],
     ],
 ];
diff --git a/config/autoload/debugger.php b/config/autoload/debugger.php
index acc2136..b16649b 100644
--- a/config/autoload/debugger.php
+++ b/config/autoload/debugger.php
@@ -9,13 +9,13 @@
  * @license  https://github.com/swow-cloud/swow-admin/blob/master/LICENSE
  */
 use Swow\Debug\Debugger\Debugger;
-
 use SwowCloud\SDB\WebSocketDebugger;
+
 use function Hyperf\Support\env;
 
 return [
-        'handler' => Debugger::class,
-//    'handler' => WebSocketDebugger::class,
+    'handler' => Debugger::class,
+    //    'handler' => WebSocketDebugger::class,
     'options' => [
         'server' => [
             'host' => '127.0.0.1',
diff --git a/config/autoload/profiler.php b/config/autoload/profiler.php
index dfec53d..2d6a732 100644
--- a/config/autoload/profiler.php
+++ b/config/autoload/profiler.php
@@ -22,6 +22,6 @@
 return [
     'enable' => env('ENABLE_PROFILER', false),
     'options' => [
-        'flags' => XHPROF_FLAGS_CPU | XHPROF_FLAGS_MEMORY,
+        //        'flags' => XHPROF_FLAGS_CPU | XHPROF_FLAGS_MEMORY,
     ],
 ];
diff --git a/http2.php b/http2.php
new file mode 100644
index 0000000..867247a
--- /dev/null
+++ b/http2.php
@@ -0,0 +1,42 @@
+<?php
+
+declare(strict_types=1);
+/**
+ * This file is part of Cloud-Admin project.
+ *
+ * @link     https://www.cloud-admin.jayjay.cn
+ * @document https://wiki.cloud-admin.jayjay.cn
+ * @license  https://github.com/swow-cloud/swow-admin/blob/master/LICENSE
+ */
+$ch = \curl_init();
+
+// 设置 URL 及其他适当的选项
+\curl_setopt($ch, CURLOPT_URL, 'https://localhost:9501');
+\curl_setopt($ch, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_2_0);
+\curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
+\curl_setopt($ch, CURLOPT_HTTPHEADER, ['Connection: keep-alive']);
+
+// 获取响应内容
+$response = \curl_exec($ch);
+
+// 检查是否有错误发生
+if (\curl_errno($ch)) {
+    // 如果 curl_exec() 返回 false，就表示发生了错误
+    echo 'cURL 错误: ' . \curl_error($ch);
+} else {
+    // 正常处理响应内容
+    echo '响应内容: ' . $response;
+}
+
+// 检查是否发送了 HTTP/2 请求
+if (\curl_getinfo($ch, CURLINFO_HTTP_VERSION) == CURL_HTTP_VERSION_2_0) {
+    echo "HTTP/2 request sent\n";
+} else {
+    echo "HTTP/2 request not sent\n";
+}
+
+// 关闭 cURL 资源，并释放系统资源
+\curl_close($ch);
+
+// 输出响应结果
+echo $response;
diff --git a/rector.php b/rector.php
index 38b20ff..b99cafb 100644
--- a/rector.php
+++ b/rector.php
@@ -24,7 +24,7 @@
     ]);
 
     $rectorConfig->sets([
-        LevelSetList::UP_TO_PHP_81,
+        LevelSetList::UP_TO_PHP_83,
     ]);
     // register a single rule
     // $rectorConfig->rule(InlineConstructorDefaultToPropertyRector::class);