Like me, you've probably heard the unofficial rule of Docker: it's for lightweight, headless servers and command-line applications, not for graphical interfaces. Most of us follow this rule for good reason—CLI is what Docker was built for. But what happens when you break the rules? I decided to do something out of the ordinary. My goal was to run a full-fledged Linux desktop inside a container. I don't want just a shell; I want a fully functional GUI that exists where it's not supposed to. Th...