added systemd unit file

[zamolxe]

pre-requisites:

• make sure you install (clone) to /opt/unifi-proxy
• make sure you have /opt/unifi-proxy/packet.json

unit file installation:

cp -a unifi-proxy.service /etc/systemd/system/unifi-proxy.service
systemctl daemon-reload
systemctl enable unifi-proxy
systemctl start unifi-proxy

[sborn]

This really helped me, thanks!

[sborn]

I've made a .conf file for Rpi Monitor that shows whether the service is running if you'd like that code.The program is here:
https://github.com/XavierBerger/RPi-Monitor