[Unit]
Description=Cool IoT

[Service]
ExecStart=/srv/cool-iot/main.js
Restart=always
# Cool IoT must be run as "root" to access hardware.
User=root
Group=root  
Environment=PATH=/usr/bin:/usr/local/bin
Environment=NODE_ENV=production
WorkingDirectory=/srv/cool-iot

[Install]
WantedBy=multi-user.target