https://www.digitalocean.com/community/tutorials/how-to-ins
sudo apt install docker-ce
sudo apt update
sudo apt install apt-transport-https ca-certificates curl software-properties-common
curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -
sudo add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu bionic stable"
sudo apt update
apt-cache policy docker-ce
sudo apt install docker-ce
sudo systemctl status docker
# USE DOCKER WITH SUDO PREFIX
https://github.com/lerndevops/educka/tree/d71dbf7f0502fb9bfc663b136e8b10ee470dff6b/install https://www.zentao.pm/blog/how-to-install-kubernetes-on-ubuntu-800.html