Access HA locally using nginx

I’ve successfully installed the nginx addon. I can reach HA from outside my network via https:port, however, I cannot get to it locally. Meaning I cannot get to it via

NGINX setup is configured with a https port and the local 80 port is ‘disabled’. I’ve attempted to add 8123 as the local port, but that turned into a disaster. Is there some other configuration I need to do in order to access HA locally with nginx running?

In the General section…

External URL:
Internal URL: