Assuming that you have already installed Node.js on your system. If you haven't visit https://nodejs.org/en/download/package-manager/
sudo nano /lib/systemd/system/mygreatestapp.service
Put the following contents in it;
[Unit]
Assuming that you have already installed Node.js on your system. If you haven't visit https://nodejs.org/en/download/package-manager/
sudo nano /lib/systemd/system/mygreatestapp.service
Put the following contents in it;
[Unit]