sudo nano /etc/systemd/system/jenkins-agent.service
[Unit]
Description=Jenkins Agent
After=network.target
[Service]
ExecStart=/usr/bin/java -jar /home/jenkins-agent/agent.jar -jnlpUrl JENKINS_URL/computer/AGENT_NAME/slave-agent.jnlp -secret SECRET
Restart=always
User=jenkins-agent
WorkingDirectory=/home/jenkins-agent
[Install]
WantedBy=multi-user.target
sudo systemctl enable jenkins-agent
sudo systemctl start jenkins-agent