#!/bin/bash # Exit immediately if a command exits with a non-zero status set -e # Update package index sudo apt-get update # Install required packages for Docker installation sudo apt-get install -y ca-certificates curl # Create the directory for Docker's apt keyrings sudo install -m 0755 -d /etc/apt/keyrings # Download and add Docker's GPG key sudo curl -fsSL https://download.docker.com/linux/debian/gpg -o /etc/apt/keyrings/docker.asc # Set appropriate permissions for the GPG key sudo chmod a+r /etc/apt/keyrings/docker.asc # Add Docker's official apt repository echo \ "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.asc] https://download.docker.com/linux/debian \ $(. /etc/os-release && echo \"$VERSION_CODENAME\") stable" | \ sudo tee /etc/apt/sources.list.d/docker.list > /dev/null # Update package index again to include Docker's repository sudo apt-get update # Install Docker packages sudo apt-get install -y docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin # Add the current user to the Docker group sudo usermod -aG docker $USER # Refresh group membership without needing to log out and back in newgrp docker # Print success message echo "Docker has been installed successfully."