#!/bin/bash

echo
echo "  => Docker"
echo

dpkg -s docker-ce > /dev/null 2>&1
if [ $? -ne 0 ]; then
    # Add Docker's official GPG key
    mkdir -p /etc/apt/keyrings
    curl -fsSL https://download.docker.com/linux/debian/gpg | gpg --dearmor -o /etc/apt/keyrings/docker.gpg --yes
    chmod a+rx /etc/apt/keyrings
    chmod a+r /etc/apt/keyrings/docker.gpg

    # Add the repository to Apt sources
    echo \
        "deb [arch=amd64 signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/debian bullseye stable" \
        | tee /etc/apt/sources.list.d/docker.list > /dev/null
    apt-get update

    # Install packages
    apt-get install docker-ce docker-ce-cli containerd.io docker-compose-plugin -y
fi