Docker 설치를 위해 필요한 package

• apt-transport-https
• ca-certificates
• curl
• gnupg-agent
• software-properties-common

sudo apt-get install apt-transport-https ca-certificates curl gnupg-agent software-properties-common

APT Repo. 등록을 위한 GPG Key 획득

curl -fsSL <https://download.docker.com/linux/ubuntu/gpg> | sudo gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg

APT Repo.에 Docker Repo.를 추가

echo "deb [arch=amd64 signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] <https://download.docker.com/linux/ubuntu> $(lsb_release -cs) stable" | su do tee /etc/apt/sources.list.d/docker.list > /dev/null