docker & docker-compose 설치
curl -fsSL https://get.docker.com/ | sudo sh
sudo usermod -aG docker $USER
sudo curl -L "https://github.com/docker/compose/releases/download/1.29.2/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose
sudo chmod +x /usr/local/bin/docker-compose
# check (re-login)
docker version
docker-compose version
# reboot
sudo reboot