...so that your web-based Linux admin app gets auto-updates. You probably already know this, but Webmin is a web front-end for administering Linux systems. It really shines when you can't use a graphical user interface, e.g. when your system is 'headless', i.e. not connected to a display, and/or you don't want to use a remote command line.
I try to write something smart twice a month.