apt-get update
apt-get install ca-certificates curl gnupg
install -m 0755 -d /etc/apt/keyrings
도커 인증 서명키 추가
curl -fsSL <https://download.docker.com/linux/ubuntu/gpg> | sudo gpg --dearmor -o /etc/apt/keyrings/docker.gpg
URL 쉘에 등록
# Add the repository to Apt sources:
echo \\
"deb [arch="$(dpkg --print-architecture)" signed-by=/etc/apt/keyrings/docker.gpg] <https://download.docker.com/linux/ubuntu> \\
"$(. /etc/os-release && echo "$VERSION_CODENAME")" stable" | \\
sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
sudo apt-get update
등록해서 apt-get update까지 했으면 해당 패키지 설치
sudo apt-get install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
도커 잘 설치 됐는지 확인!
docker version
