update controllers logic

app/Http/Controllers/Api/Auth/RegisterController.php

@@ -2,8 +2,9 @@
 
 namespace App\Http\Controllers\Api\Auth;
 
-use App\Http\Controllers\Api\BaseApiController;
+use App\Http\Controllers\Api\Core\BaseApiController;
 use App\Http\Resources\Auth\RegisterResource;
+use App\Services\Auth\CodeIgniterApiRegistrationService;
 use App\Services\Auth\RegistrationCaptchaService;
 use App\Services\Auth\RegistrationService;
 use Illuminate\Http\JsonResponse;
@@ -31,6 +32,11 @@ class RegisterController extends BaseApiController
 
     public function store(Request $request): JsonResponse
     {
+        // CodeIgniter-style JSON register (POST api/v1/register): password + no captcha field.
+        if (! $request->has('captcha') && $request->filled('password')) {
+            return app(CodeIgniterApiRegistrationService::class)->registerResponse($request);
+        }
+
         if (app()->runningUnitTests() && $request->header('X-Debug-Request') === '1') {
             return response()->json([
                 'ok' => true,