Fix MakerWorld 2FA duplicate email loop and add email SMTP diagnostics

app/Http/Controllers/Admin/ContentController.php

@@ -6,6 +6,8 @@ use App\Http\Controllers\Controller;
 use App\Models\Setting;
 use Illuminate\Http\RedirectResponse;
 use Illuminate\Http\Request;
+use Illuminate\Support\Facades\Log;
+use Illuminate\Support\Facades\Mail;
 use Illuminate\View\View;
 
 class ContentController extends Controller
@@ -132,4 +134,38 @@ class ContentController extends Controller
         return redirect()->route('admin.content.index')
             ->with('success', 'Alle teksten en lay-out instellingen zijn hersteld naar de standaarden.');
     }
+
+    /**
+     * Send a test email to verify mail delivery (e.g. to Gmail).
+     */
+    public function sendTestMail(Request $request): RedirectResponse
+    {
+        $validated = $request->validate([
+            'test_email' => 'required|email',
+        ]);
+
+        $recipient = $validated['test_email'];
+        $defaultMailer = config('mail.default');
+        $fromAddress = config('mail.from.address');
+
+        try {
+            Mail::raw("Dit is een test e-mail vanaf Jouwdriedee.nl om de e-mail bezorging naar {$recipient} te controleren.\n\nActieve mailer: {$defaultMailer}\nAfzender: {$fromAddress}\nDatum: ".now()->format('d-m-Y H:i:s'), function ($message) use ($recipient) {
+                $message->to($recipient)
+                    ->subject('Test E-mail vanaf Jouwdriedee.nl');
+            });
+
+            if ($defaultMailer === 'log') {
+                return redirect()->back()
+                    ->with('warning', "De testmail is weggeschreven naar de serverlogs (MAIL_MAILER staat op 'log'). Er is GEEN echte e-mail naar {$recipient} verzonden. Stel op Coolify geldige SMTP-gegevens in (bijv. Brevo, Resend of je hosting SMTP) om echte e-mails te bezorgen.");
+            }
+
+            return redirect()->back()
+                ->with('success', "Test e-mail succesvol verzonden via driver '{$defaultMailer}' naar {$recipient}! Controleer je inbox en eventueel je spambox.");
+        } catch (\Throwable $e) {
+            Log::error('Test mail error: '.$e->getMessage(), ['trace' => $e->getTraceAsString()]);
+
+            return redirect()->back()
+                ->with('error', "Fout bij verzenden van e-mail via {$defaultMailer}: ".$e->getMessage());
+        }
+    }
 }

app/Http/Controllers/Admin/MakerWorldController.php

@@ -337,13 +337,13 @@ class MakerWorldController extends Controller
 
         if ($result['status'] === '2fa_required') {
             return redirect()
-                ->route('admin.makerworld.index')
+                ->route('admin.makerworld.index', ['tab' => 'auth'])
                 ->with('warning', $result['message'])
                 ->with('makerworld_2fa_account', $result['account']);
         }
 
         return redirect()
-            ->route('admin.makerworld.index')
+            ->route('admin.makerworld.index', ['tab' => 'auth'])
             ->with('error', $result['message']);
     }
 
@@ -369,11 +369,28 @@ class MakerWorldController extends Controller
         }
 
         return redirect()
-            ->route('admin.makerworld.index')
+            ->route('admin.makerworld.index', ['tab' => 'auth'])
             ->with('error', $result['message'])
             ->with('makerworld_2fa_account', $validated['account']);
     }
 
+    /**
+     * Resend verification code for 2FA manually on request.
+     */
+    public function resendCode(Request $request): RedirectResponse
+    {
+        $validated = $request->validate([
+            'account' => 'required|string',
+        ]);
+
+        $sent = $this->makerWorld->sendEmailVerificationCode($validated['account']);
+
+        return redirect()
+            ->route('admin.makerworld.index', ['tab' => 'auth'])
+            ->with($sent ? 'success' : 'error', $sent ? 'Er is een nieuwe verificatiecode verstuurd naar je e-mail.' : 'Kon verificatiecode niet opnieuw verzenden.')
+            ->with('makerworld_2fa_account', $validated['account']);
+    }
+
     /**
      * Save MakerWorld session / bearer token directly.
      */