Ubuntu autoinstall user-data for Ubuntu server build with Packer

user-data

#cloud-config
# https://ubuntu.com/server/docs/install/autoinstall-reference
autoinstall:
  version: 1
  refresh-installer:
  update: yes
  early-commands:
    - systemctl stop ssh
  locale: en_US.UTF-8
  keyboard:
    layout: us
  apt:
    preserve_sources_list: false
    primary:
        - arches: [amd64]
          uri: "http://archive.ubuntu.com/ubuntu"
        - arches: [default]
          uri: "http://ports.ubuntu.com/ubuntu-ports"
    geoip: true
  storage:
    version: 2
    swap:
      size: 0
    # this is required for UEFI install, so reboot boots from disk, not CDROM
    grub:
      reorder_uefi: false
    # https://curtin.readthedocs.io/en/latest/topics/storage.html#basic-layout
    config:
      - type: disk
        id: disk0
        ptable: gpt
        path: /dev/vda
        wipe: superblock-recursive
        preserve: false
      # partition
      - type: partition
        id: boot-partition
        device: disk0
        size: 512M
        flag: boot
        partition_type: EF00
        wipe: superblock
        preserve: false
        # GPT requires this on the efi partition
        grub_device: true
      - type: partition
        id: root-partition
        device: disk0
        size: 8G
        # root x64
        partition_type: 8300
        wipe: superblock
        preserve: false
      - type: partition
        id: data-partition
        device: disk0
        size: -1
        # data
        partition_type: 8300
        wipe: superblock
        preserve: false
      # format:
      - type: format
        id: boot-partition-fs
        volume: boot-partition
        label: boot
        fstype: fat
      - type: format
        id: root-partition-fs
        volume: root-partition
        label: root
        fstype: ext4
      - type: format
        id: data-partition-fs
        volume: data-partition
        label: data
        fstype: xfs
      # mount:
      - type: mount
        id: boot-partition-mount
        device: boot-partition-fs
        path: /boot/efi
      - type: mount
        id: root-partition-mount
        device: root-partition-fs
        path: /
      - type: mount
        id: data-partition-mount
        device: data-partition-fs
        path: /data
  identity:
    hostname: ubuntu2204
    username: ubuntu
    # echo "packer" | openssl passwd -6 -stdin
    password: $6$g0/WJj5hfgj0kXlg$AOPpDYcTN0QZL8xk2PI7VJlUsFTQb683mbS1yZvUZ1zjEx1KpCUP6ADkMEPOjYFUUp86KbmlFkdtO9vE8.mFQ0
  ssh:
    allow-pw: true
    authorized-keys: []
    install-server: true
  network:
    version: 2
    ethernets:
      eth:
        match:
          name: "en*"
        dhcp4: yes
  late-commands:
    - "echo 'ubuntu ALL=(ALL) NOPASSWD:ALL' > /target/etc/sudoers.d/ubuntu"
    - "chmod 440 /target/etc/sudoers.d/ubuntu"