Fatal error: Uncaught Error: Class "yii\authclient\signature\RsaSha" not found in /var/www/html/prod/vendor/yiisoft/yii2-authclient/src/signature/RsaSha1.php:22 Stack trace: #0 {main} thrown in /var/www/html/prod/vendor/yiisoft/yii2-authclient/src/signature/RsaSha1.php on line 22