[Unit]
Description=Description
After=network.target

[Service]
Type=simple
WorkingDirectory=/var/www/html
PIDFile=/run/taskname.pid
ExecStart=/usr/bin/yarn start -p 3001
ExecStop=-/sbin/start-stop-daemon --quiet --stop --retry QUIT/5 --pidfile /run/taskname.pid
TimeoutStopSec=5
KillMode=mixed

[Install]
WantedBy=multi-user.target