THIS GUIDE ASSUMES YOU KNOW HOW TO USE SSH IF YOU DON'T LOOK UP A GUIDE FOR THAT
Get a Fresh Debian Install either on Bare metal, a VPS or in a VM. Make sure you have at least port 9000 forwarded. I forwarded the port range 9000-9100
I recommend following Linode's Guide on Hardening SSH Access
sudo apt install atool mono ufw screen libturbojpeg0 unzip