storage:
    config:
      - {ptable: gpt, path: /dev/sda, wipe: superblock, preserve: false, name:
        '', grub_device: true, type: disk, id: disk-sda}
      - {device: disk-sda, size: 512M, flag: boot, number: 1, preserve: false,
        name: '', grub_device: false, type: partition, id: partition-0}
      - {device: disk-sda, size: 20G, flag: '', number: 2, preserve: false,
        name: '', grub_device: false, type: partition, id: partition-1}
      - {fstype: ext4, volume: partition-0, preserve: false, id: formatting-0, type: format}
      - {device: formatting-0, path: /boot, type: mount, id: mount-0}
      - {fstype: ext4, volume: partition-1, preserve: false, id: formatting-1, type: format}
      - {device: formatting-1, path: /, type: mount, id: mount-1}