iso_url      = "sn.itch.fyi/Repository/iso/Canonical/Ubuntu%20Server%2022.04/ubuntu-22.04-live-server-amd64.iso"
iso_checksum = "sha256:84AEAF7823C8C61BAA0AE862D0A06B03409394800000B3235854A6B38EB4856F"
// iso_url      = "sn.itch.fyi/Repository/iso/Canonical/Ubuntu%20Server%2020.04/ubuntu-20.04.2-live-server-amd64.iso"
// iso_checksum = "sha256:D1F2BF834BBE9BB43FAF16F9BE992A6F3935E65BE0EDECE1DEE2AA6EB1767423"