The command 'docker image push' pushes an image or a repository to a registry.
https://docs.docker.com/engine/reference/commandline/image_push/
https://docs.microsoft.com/en-us/cli/azure/ext/image-copy-extension/image
https://docs.microsoft.com/en-us/cli/azure/aks
https://kubernetes.io/docs/reference/kubectl/cheatsheet/#kubectl-apply