Warning: PDO::__construct(): php_network_getaddresses: getaddrinfo failed: Temporary failure in name resolution in /var/www/html/web/db_connect.php on line 8

Notice: Undefined variable: pdo in /var/www/html/index.php on line 86

Fatal error: Call to a member function prepare() on null in /var/www/html/index.php on line 86