They should be careful, they’re just selling small form factor computers with removable drive bays. Standing up and unraid or a true Naz isn’t all that difficult. And then there’s plenty of competition out there ready and willing to eat their lunch.

Ansible’s not all that bad. The alternatives are far more complicated.

Jeff geerling has a bunch of videos on ansible 101.

Ansible if you want to do it the right way.

Or keep all of your configs in one tree and use syncthing on it If you want to phone it in. Turn on versioning call it a night.