iso_url = "sn.itch.fyi/Repository/iso/Canonical/Ubuntu%20Server%2020.04/ubuntu-20.04.2-live-server-amd64.iso" iso_checksum = "sha256:D1F2BF834BBE9BB43FAF16F9BE992A6F3935E65BE0EDECE1DEE2AA6EB1767423"