Fatal error: Uncaught Error: Class "Http\Discovery\ClassDiscovery" not found in /home/oyaagyug/public_html/vendor/php-http/discovery/src/MessageFactoryDiscovery.php:15 Stack trace: #0 {main} thrown in /home/oyaagyug/public_html/vendor/php-http/discovery/src/MessageFactoryDiscovery.php on line 15