[ 'driver' => 'pdo_mysql', 'user' => getenv('DB_USER'), 'password' => getenv('DB_PASSWORD'), 'dbname' => getenv('DB_NAME') ?: 'acelaya_url_shortener', 'charset' => 'utf8', 'driverOptions' => [ PDO::MYSQL_ATTR_INIT_COMMAND => 'SET NAMES utf8' ], ], ];