Enable Discovery debug logging for production troubleshooting

- Add DISCOVERY_LOG_LEVEL=debug
- Add DISCOVERY_SHOW_PROGRESS=true
- Temporary changes for debugging InitializerProcessor fixes on production

src/Application/Auth/LoginUserHandler.php

@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Application\Auth;
 
 use App\Framework\CommandBus\CommandHandler;
@@ -7,8 +9,8 @@ use App\Framework\CommandBus\CommandHandler;
 class LoginUserHandler
 {
     #[CommandHandler]
-    public function __invoke(LoginUser $loginUser)
+    public function __invoke(LoginUser $loginUser): void
     {
-        var_dump($loginUser);
+        // TODO: Implement actual login logic
     }
 }