Set up Docker

docker.sh

#!/usr/bin/env bash
#
######* Install and setup Docker ######
if [ ! -f /usr/bin/docker ] || [ ! -f /usr/libexec/docker/cli-plugins/docker-compose ]; then
  sudo apt-get remove docker docker-engine docker.io containerd runc
  #
  sudo mkdir -p /etc/apt/keyrings
  curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /etc/apt/keyrings/docker.gpg
  #
  echo \
  "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/ubuntu \
  $(lsb_release -cs) stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
  #
  sudo chmod a+r /etc/apt/keyrings/docker.gpg
  sudo apt-get update
  sudo apt-get install docker-ce docker-ce-cli containerd.io docker-compose-plugin
  #
  sudo groupadd docker
  sudo usermod -aG docker $USER
  newgrp docker
  sudo systemctl enable docker
  sudo systemctl start docker
  echo -e "\n\tDocker installed\n"
else
  echo -e "\n\tDocker already installed\n"
fi

One-liner

curl -fsSL https://gist.githubusercontent.com/dev01d/3ab0424552635e80cd9e8a89f3847d45/raw/e6bdd106eb6bc232cf0f97a4667e98c21d1ce91d/docker.sh | sudo bash