install_docker.sh

#!/bin/bash
set -e

echo "Installing Docker Engine + Compose v2..."

sudo apt update
sudo apt install -y ca-certificates curl

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

echo \
  "Types: deb
URIs: https://download.docker.com/linux/ubuntu
Suites: $(. /etc/os-release && echo ${UBUNTU_CODENAME:-$VERSION_CODENAME})
Components: stable
Signed-By: /etc/apt/keyrings/docker.asc" \
  | sudo tee /etc/apt/sources.list.d/docker.sources > /dev/null

sudo apt update

sudo apt install -y docker-ce docker-ce-cli containerd.io \
  docker-buildx-plugin docker-compose-plugin

sudo systemctl enable docker
sudo systemctl start docker

sudo usermod -aG docker $USER

echo ""
echo "Docker installed successfully."
echo "⚠ Please logout and login again before running docker-start.sh"
echo ""