How to run multiple sites on one server from docker?

Question

Software Deployment

How to run one site inside a container is understandable.
But how do you run multiple sites, each in its own container? How to make several different containers listen on the same port?
(i.e. how to make docker containers work like virtual hosts?)

Answer 1

For example, you can put nginx in front of them (you can put it in a container if you want) as a reverse proxy