The interface will be accessible with http://localhost. Your docker registry will be accessible with https://localhost.
registry will be configured with port 443 registry is mapped as volume from local /var/lib/registry certs also are mapped as volume from local /etc/certs
The simplest way is with simple.yml docker-compose file.
docker-compose -f simple.yml up -dforked from https://github.com/Joxit/docker-registry-ui/tree/main/examples/ui-as-standalone