Reviewing third-party registries

It is not only Docker that offers image registry services; companies such as Red Hat offer their own registry, where you can find the Red Hat Container Catalog, which hosts containerized versions of all of Red Hat's product offerings, along with containers to support its OpenShift offering. Services such as Artifactory by JFrog offer a private Docker registry as part of their build services.

There are also other Registry-as-a-Service offerings, such as Quay, which is also by Red Hat, as well as services from GitHub, Amazon Web Services, Microsoft Azure, and Google Cloud.

Let's take a quick look at some of these services.

GitHub Packages and Actions

The first service we are going to look at is GitHub Packages. Here, we will take a look at uploading a container to my fork of this book's GitHub repository. First of all, we are going to need a personal access token. To get this, log into your GitHub account and go to Settings...