Foreman Discovery is a powerful tool for provisioning new hardware. The system facts discovered by Facter when the Foreman Discovery Image boots provide us with important information needed to determine how a system should be provisioned. Many of the facts we need are captured out of the box, but what happens when we need something a little more? This is where custom facts come into play.
This is a companion discussion topic for the original entry at https://theforeman.org/2021/05/implementing-custom-facts-for-foreman-discovery.html