kubernetes-the-hard-way/scripts/install_container_runtime

#!/usr/bin/env bash

sudo apt-get update -y 

sudo apt-get install -y \
    apt-transport-https \
    ca-certificates \
    curl \
    gnupg2 \
    software-properties-common

curl -fsSL https://download.docker.com/linux/debian/gpg | sudo apt-key add -

sudo add-apt-repository -y "deb [arch=amd64] https://download.docker.com/linux/debian $(lsb_release -cs) stable"

sudo apt-get install -y --allow-unauthenticated docker-ce docker-ce-cli containerd.io

sudo systemctl enable docker

sleep 5

sudo systemctl start docker

sudo usermod -aG docker $USER