$env_path = _DIR_ . '/.env';
$env = is_file($env_path) ? @parse_ini_file($env_path) : [];

$resolve_env = function (array $keys) use ($env) {
    foreach ($keys as $key) {
        if (isset($env[$key]) && $env[$key] !== '') {
            return $env[$key];
        }
        $value = getenv($key);
        if ($value !== false && $value !== '') {
            return $value;
        }
        if (isset($_ENV[$key]) && $_ENV[$key] !== '') {
            return $_ENV[$key];
        }
    }
    return null;
};

$DB_CONFIG = [
    "DB_HOST" => '127.0.0.1',
    "DB_DATABASE" => 'properteeone_web_new',
    "DB_USERNAME" => 'properteeone',
    "DB_PASSWORD" => 'oPAcLqc86et7',
];


define('ASSET_VER', 16);
define('FEATURE_VIDEO_UPLOAD', 1);

return $DB_CONFIG;
...