Single command-line to launch single-node or multi-node Kubernetes clusters on Equinix Metal.
Sets up your CA keys and certs, client keys and certs, gets an Elastic IP for the API, launches the nodes with
userdata set to use kube-install, and gives you the node IDs and kubeconfig.
The original version of this was in sh, and depended upon the installation of multiple tools. The original
script is packet-k8s-cluster.sh.