How did I install Docker Compose to Debian 9?

Step 1

curl -L "https://github.com/docker/compose/releases/download/1.24.0/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose
chmod +x /usr/local/bin/docker-compose
docker-compose --version

docs.docker.com/compose/install#install-compose-on-linux-systems