#!/bin/bash # Update package list and install prerequisites sudo apt-get update sudo apt-get install -y \ ca-certificates \ curl \ gnupg # Add Docker's official GPG key sudo install -m 0755 -d /etc/apt/keyrings curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /etc/apt/keyrings/docker.gpg sudo chmod a+r /etc/apt/keyrings/docker.gpg # Add the repository to Apt sources echo \ "deb [arch="$(dpkg --print-architecture)" signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/ubuntu \ "$(. /etc/os-release && echo "$VERSION_CODENAME")" stable" | \ sudo tee /etc/apt/sources.list.d/docker.list > /dev/null # Update package list again and install Docker sudo apt-get update sudo apt-get install -y docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin # Add current user to docker group sudo usermod -aG docker "$USER" # Start and enable Docker service sudo systemctl start docker sudo systemctl enable docker # Verify installation if docker --version > /dev/null 2>&1; then echo "Docker installed successfully" exit 0 else echo "Docker installation failed" exit 1 fi