Replace captcha system

app/Http/Controllers/ContactController.php

@@ -5,6 +5,8 @@ namespace App\Http\Controllers;
 use App\Models\Contact;
 use Illuminate\Http\Request;
 
+use GrantHolle\Altcha\Rules\ValidAltcha;
+
 class ContactController extends Controller
 {
     /**
@@ -25,7 +27,7 @@ class ContactController extends Controller
             'email'   => 'required|max:50',
             'message' => 'required|max:1000',
             'subject' => 'required|max:50',
-            'captcha' => 'required|captcha',
+            'altcha'  => ['required', new ValidAltcha],
         ]);
 
         $contact = new Contact();
@@ -37,9 +39,4 @@ class ContactController extends Controller
 
         return back()->with('status', 'contact-submitted');
     }
-
-    public function reloadCaptcha(): \Illuminate\Http\JsonResponse
-    {
-        return response()->json(['captcha'=> captcha_img()]);
-    }
 }