Install docker and docker-compose easily on linux.

install-docker.sh

#!/bin/bash
#
# Author: @dabumana
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OS=$1
if [ -z "$1" ]
then
  echo "Help: ./install-docker.sh [OPERATIVE SYSTEM NAME] - You are missing an argument to define OS."
  exit
fi
# Update local repositories
sudo apt-get update
sudo apt-get install -y apt-transport-https ca-certificates curl software-properties-common libssl-dev libffi-dev git wget nano
# Create docker group
sudo groupadd docker
sudo usermod -aG docker ${USER}
# Download repository key
curl -fsSL https://download.docker.com/linux/"$OS"/gpg | sudo apt-key add -
sudo add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/$"OS" $(lsb_release -cs) stable"
# Update new index
sudo apt-get update
# Install docker
sudo apt-get install -y docker-ce containerd.io docker-compose
sudo curl -sSL https://github.com/docker/compose/releases/download/v`curl -s https://github.com/docker/compose/tags | grep "compose/releases/tag" | sed -r 's|.*([0-9]+\.[0-9]+\.[0-9]+).*|\1|p' | head -n 1`/docker-compose-`uname -s`-`uname -m` -o /usr/local/bin/docker-compose && sudo chmod +x /usr/local/bin/docker-compose
# Start docker service
sudo service docker start
# Restart terminal
source ~/.profile