Earlier quoted context omitted.
So you can only read while at home, unless I misunderstood something.
You should def setup a reverse proxy. Our wiki has examples for most of the popular ones: https://wiki.kavitareader.com/en/install/reverse-proxy
P.S. I know you are the author of the code and not trying to state anything about the code, but merely that I would be careful exposing it to the internet at this time.