how to add an ssl certificate for connection https://

Bind the web server locally, set web-address and use a reverse proxy setup, easiest way to go

I did this using a reverse proxy using netlify, it is free and very simple. here is an exemple of the config file I used:

netlify.toml

[[redirects]]
from = "/*"
to = "http://<your-ip>:<your-port>/:splat"
status = 200
force = true