... Cubic
3. Save image, copy it to DVD/USB (e.g. with Brasero/Startup Disk Creator) and use custom image to boot from DVD or USB.
Original source of the Ubuntu image: https://releases.ubuntu.com/20.04.6/
Original source of the mining software: https://epic.tech/downloads/#linux
No further ingredients.
More on EPIC: http://epicentral.io