update

app/middleware/CorsMiddleware.php

@@ -0,0 +1,27 @@
+<?php
+/**
+ *
+ * @author jhx
+ * @date 2021/12/21 10:54
+ */
+
+namespace app\middleware;
+
+use Webman\Http\Request;
+use Webman\Http\Response;
+use Webman\MiddlewareInterface;
+
+class CorsMiddleware implements MiddlewareInterface
+{
+    public function process(Request $request, callable $next): Response
+    {
+        $response = $request->method() == 'OPTIONS' ? response('') : $next($request);
+        $response->withHeaders([
+            'Access-Control-Allow-Origin'  => '*',
+            'Access-Control-Allow-Methods' => 'GET,POST,PUT,DELETE,OPTIONS',
+            'Access-Control-Allow-Headers' => 'Content-Type,Authorization,X-Requested-With,Accept,Origin'
+        ]);
+
+        return $response;
+    }
+}

config/middleware.php

@@ -12,4 +12,8 @@
  * @license   http://www.opensource.org/licenses/mit-license.php MIT License
  */
 
-return [];
+return [
+    '' => [
+        app\middleware\CorsMiddleware::class,
+    ]
+];