01_install_docker.sh

#!/bin/bash

# https://docs.docker.com/engine/install/ubuntu/

# 00 - SET UP THE REPOSITORY

# Update the apt package index and install packages to allow apt to use a repository over HTTPS
sudo apt-get update
sudo apt-get install \
    apt-transport-https \
    ca-certificates \
    curl \
    gnupg-agent \
    software-properties-common

# Add Docker’s official GPG key
curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -

# Verify that you now have the key with the fingerprint 9DC8 5822 9FC7 DD38 854A  E2D8 8D81 803C 0EBF CD88, by searching for the last 8 characters of the fingerprint.
sudo apt-key fingerprint 0EBFCD88

# Use the following command to set up the stable repository. To add the nightly or test repository, add the word nightly or test (or both) after the word stable in the commands below.
sudo add-apt-repository \
   "deb [arch=amd64] https://download.docker.com/linux/ubuntu \
   $(lsb_release -cs) \
   stable"


# INSTALL DOCKER ENGINE

# Update the apt package index, and install the latest version of Docker Engine and containerd, or go to the next step to install a specific version
sudo apt-get update
sudo apt-get install docker-ce docker-ce-cli containerd.io