[ 'host' => $env['DB_HOST'] ?? 'localhost', 'name' => $env['DB_NAME'] ?? 'paste', 'user' => $env['DB_USER'] ?? 'root', 'pass' => $env['DB_PASS'] ?? '', 'charset' => 'utf8mb4', ], 'redis' => [ 'host' => $env['REDIS_HOST'] ?? '127.0.0.1', 'port' => (int)($env['REDIS_PORT'] ?? 6379), ], 'app' => [ 'master_key' => $env['MASTER_KEY'] ?? 'change_me_master_key', 'base_url' => $env['APP_URL'] ?? '', 'cipher' => 'AES-256-CBC', ], ];