kubeadm_base
~~~~~~~~~~~~
Installing Kubic by selecting kubeadm as system-role. Boot the system after the installation and then shut it down.
Artifact: PUBLISH_HDD_1=%DISTRI%-%VERSION%-%ARCH%-%BUILD%-Kubic-kubeadm@%MACHINE%.qcow2

kubeadm_certified
~~~~~~~~~~~~~~~~~~
* kubeadm_init: to bootstrap a Kubernetes master node
* kubeadm_join: to bootstrap a Kubernetes worker node and join it to the cluster
* kubeadm_upgrade: to upgrade a Kubernetes cluster to a newer version
* kubeadm_config: if you initialized your cluster using kubeadm v1.7.x or lower, to configure your cluster for kubeadm upgrade
* kubeadm_token: to manage tokens for kubeadm join
* kubeadm_reset: to revert any changes made to this host by kubeadm init or kubeadm join
* kubeadm_version: to print the kubeadm version
* kubeadm_alpha: to preview a set of features made available for gathering feedback from the community

https://kubernetes.io/blog/2018/05/01/developing-on-kubernetes/