multipass launch --cloud-init cloud-init-docker-setup.yaml

cloud-init-docker-setup.yaml

#cloud-config
timezone: Asia/Tokyo
locale: ja_JP.utf8
runcmd:
  - apt-get remove -y docker docker-engine docker.io containerd runc
  - apt-get update -y
  - apt-get install-y ca-certificates curl gnupg lsb-release
  - curl -fsSL https://download.docker.com/linux/ubuntu/gpg | gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg
  - echo "deb [arch=$(dpkg --print-architecture) signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
  - apt-get update
  - apt-get install -y docker-ce docker-ce-cli containerd.io
  - usermod -G docker -a ubuntu