pipeline {
    agent any

    stages {
        stage('Copy Files on Server') {
            steps {
                withCredentials([usernamePassword(credentialsId: 'QuizServerCreds', usernameVariable: 'USERNAME', passwordVariable: 'SERVER_IP')]) {
                    sh 'mkdir ~/.ssh'
                    sh 'ssh-keyscan ${SERVER_IP} > ~/.ssh/known_hosts'
                    sh 'rsync -avzhe ssh * ${USERNAME}@${SERVER_IP}:/var/www/public_html'
                }
            }
        }
    }
}