Explanation

Understanding-oriented discussions. These pages answer why aux looks the way it does. They are not runbooks and not exhaustive config dumps.

Page	Question it answers
System architecture	Why one Ubuntu VM, Caddy at the edge, and loopback apps?
Container platform	Why Docker Compose stacks and how Puter fits
Security model	Why the exposed surface is only 22/80/443

For commands and tables, switch to Reference or How-to.