Fatal error: Uncaught Exception: DB Connection failed: SQLSTATE[08006] [7] could not translate host name "postgres" to address: Temporary failure in name resolution in /var/www/AAS/api/utils/DB.php:66 Stack trace: #0 /var/www/AAS/api/utils/DB.php(109): Core\DB->__construct() #1 /var/www/AAS/api/utils/QueryBuilder.php(43): Core\DB::getInstance() #2 /var/www/AAS/test_qb_txn.php(7): Core\QueryBuilder->__construct() #3 {main} thrown in /var/www/AAS/api/utils/DB.php on line 66