If you're taking feedback, it might be cool if at the end of the tutorial (or before) you actually have an embedded SSH to a very tiny virtual server where the

If you're taking feedback, it might be cool if at the end of the tutorial (or before) you actually have an embedded SSH to a very tiny virtual server where the users can do what they're reading about, and then at the end you could have "save this server" rather than "try this tutorial".