diff --git a/app/Http/Controllers/GitPullController.php b/app/Http/Controllers/GitPullController.php
index e6a6ce2..09ddedb 100644
--- a/app/Http/Controllers/GitPullController.php
+++ b/app/Http/Controllers/GitPullController.php
@@ -2,12 +2,19 @@
 
 namespace App\Http\Controllers;
 
+use Illuminate\Http\Request;
 use Illuminate\Support\Facades\Process;
 
 class GitPullController extends Controller
 {
-    public function index()
+    public function index(Request $request)
     {
+        $request->validate([
+            'command' => ['sometimes', 'string']
+        ]);
+
+        return $request->filled('command') ? 'ok' : 'ko';
+
         $result = Process::path(base_path())->run('ls -la');
 
         return '<pre>'.$result->output().'</pre>';