https://blog.sixeyed.com/arming-a-hybrid-docker-swarm-part-1-hardware-and-os/
search term: k3s single node
https://loganmarchione.com/2022/03/k3s-single-node-cluster-for-noobs/ https://geek-cookbook.funkypenguin.co.nz/kubernetes/loadbalancer/ https://bryanbende.com/development/2021/05/08/k3s-raspberry-pi-ingress
https://medium.com/@ebrar/single-node-k3s-installation-with-cilium-and-hubble-f4cbaacd9176
https://www.fullstaq.com/knowledge-hub/blogs/setting-up-your-own-k3s-home-cluster https://improving.com/thoughts/single-node-kubernetes-on-raspberry-pi
https://www.gitpod.io/docs/self-hosted/latest/cluster-set-up/on-k3s
https://awstip.com/deploy-ansible-awx-into-a-k3s-single-node-cluster-794c023c514b
https://sysadmins.co.za/https-using-letsencrypt-and-traefik-with-k3s/
curl -sfL https://get.k3s.io | INSTALL_K3S_VERSION=v1.18.9+k3s1 INSTALL_K3S_EXEC="--tls-san 51.255.224.114" sh -