Registering containerized member application on central application

Hi all,
I have small member applications and server or central application where member applications needs to be register on central application to manage SSO and license management.I am trying to bring member applications on docker container.How can i register these containerized applications on central application. I am thinking to give a IP and hostname for container and register it. What is the best approach to register a container on central application. Any suggestion appreciated.

Thanks in advance…