Fatal error: Uncaught RuntimeException: Unable to connect to the database: SQLSTATE[HY000] [2002] Connection refused in /var/www/html/src/Core/Database.php:45 Stack trace: #0 /var/www/html/src/Repositories/UserRepository.php(280): App\Core\Database::connection() #1 /var/www/html/src/Repositories/UserRepository.php(20): App\Repositories\UserRepository->ensureUsernameColumn() #2 /var/www/html/src/Services/AuthService.php(15): App\Repositories\UserRepository->__construct() #3 /var/www/html/public/index.php(47): App\Services\AuthService->__construct() #4 {main} thrown in /var/www/html/src/Core/Database.php on line 45