## Install Docker + Docker Compose

This script auto-detects the OS and installs:

- Docker Engine
- Docker CLI
- containerd
- Docker Buildx plugin
- Docker Compose plugin

### Supported OS families

- Ubuntu / Debian
- AlmaLinux / RHEL / Rocky / CentOS / Fedora

### Run

```bash
chmod +x install_docker_compose.sh
sudo ./install_docker_compose.sh
```

### What it does

- Detects the Linux distribution from `/etc/os-release`
- Adds Docker’s official package repository
- Installs the latest Docker packages
- Starts and enables the Docker service
- Verifies the install with:
  - `docker --version`
  - `docker compose version`

### Notes

- Must be run as `root` or with `sudo`
- On Debian/Ubuntu, it installs from Docker’s official APT repo
- On Alma/RHEL-family systems, it installs from Docker’s official DNF repo

### Verify manually

```bash
docker --version
docker compose version
sudo systemctl status docker
```