ec2 userdata와 cloud-init을 이용한 docker 설치, 컨테이너 실행

#cloud-config

packages:
 - docker

runcmd:
 - [ sh, -c, "usermod -aG docker ec2-user" ]
 - sudo service docker start
 - sudo docker run -d -p 80:80 --restart=always {ㅇㅇ}/{ㅇㅇ}:{태그} -v /etc/localtime:/etc/localtime:ro -e TZ=Asia/Seoul