install docker aws ec2 user data for amazon linux

userdata.sh

#!/bin/bash

# Update the system
dnf update -y

# Install docker package
dnf install docker -y

# Start Docker service
systemctl start docker

# Enable Docker to start on boot
systemctl enable docker

# Add ec2-user to docker group
usermod -a -G docker ec2-user

# Optional: Install additional useful tools
dnf install -y \
    git \
    jq \
    yum-utils \
    htop

# Print Docker version for verification
docker --version