환경 구성 OS : Ubuntu-20.04.2 x64 Docker 환경설치 sudo apt install docker.io설치된 Docker 버전 확인 $ sudo docker version Client: Version: 20.10.2 API version: 1.41 Go version: go1.13.8 Git commit: 20.10.2-0ubuntu1~20.04.2 Built: Tue Mar 30 21:24:57 2021 OS/Arch: linux/amd64 Context: default Experimental: true Server: Engine: Version: 20.10.2 API version: 1.41 (minimum version 1.12) Go version: go1.13.8 Git co..