Steps to install ignition application on Ubuntu EC2 instance using command line

Can anybody help me in sharing command line steps to set up Ignition 8.1 on Ubuntu EC2 instance on AWS

I am assuming this is a headless instance? Here’s the documentation - Command Line Installations - Ignition User Manual 8.0 - Ignition Documentation

I found this decent tutorial Installing Ignition in Ubuntu 20.04 Server – Industry Thing