Login is done by clicking the user button in the top right.

It's easier to use and set up than logrus, and the API is a bit nicer
(no distinction between a logger and a log entry, for example).

This makes it easier to re-use the session after a while, and to
implement a logout option (by just deleting the session)

This makes it easier to deploy the whole thing on FreeBSD

This makes it a bit easier to track things like permissions.