fix: middleware

app/Http/Middleware/AuthenticateAdmin.php

@@ -2,13 +2,23 @@
 
 namespace App\Http\Middleware;
 
-use Illuminate\Auth\Middleware\Authenticate as Middleware;
+use Closure;
 use Illuminate\Http\Request;
+use Symfony\Component\HttpFoundation\Response;
 
-class AuthenticateAdmin extends Middleware
+class AuthenticateAdmin
 {
-    protected function redirectTo(Request $request): ?string
+    /**
+     * Handle an incoming request.
+     *
+     * @param \Closure(\Illuminate\Http\Request): (\Symfony\Component\HttpFoundation\Response) $next
+     */
+    public function handle(Request $request, Closure $next): Response
     {
-        return auth()->user()->is_admin;
+        if (auth()->user()->is_admin) {
+            return response('Unauthorized', 401);
+        }
+
+        return $next($request);
     }
 }