#!/bin/bash # Update and upgrade packages without user confirmation sudo apt update -y && sudo apt upgrade -y # Install ca-certificates and curl sudo apt-get update -y sudo apt-get install -y ca-certificates curl # Add Docker's official GPG key sudo install -m 0755 -d /etc/apt/keyrings sudo curl -fsSL https://download.docker.com/linux/ubuntu/gpg -o /etc/apt/keyrings/docker.asc sudo chmod a+r /etc/apt/keyrings/docker.asc # Add Docker repository to Apt sources echo \ "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.asc] https://download.docker.com/linux/ubuntu \ $(. /etc/os-release && echo \"$VERSION_CODENAME\") stable" | \ sudo tee /etc/apt/sources.list.d/docker.list > /dev/null # Update package list sudo apt-get update -y sudo apt-get install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin sudo docker run hello-world