Added Ubuntu 24.04 stuff

http/ubuntu/user-data

@@ -0,0 +1,45 @@
+#cloud-config
+autoinstall:
+  version: 1
+
+  early-commands:
+    - systemctl stop ssh
+
+  locale: en_US.UTF-8
+  keyboard:
+    layout: us
+
+  apt:
+    geoip: true
+    preserve_sources_list: false
+    primary:
+      - arches: [i386, amd64]
+        uri: "http://archive.ubuntu.com/ubuntu"
+
+  storage:
+    layout:
+      name: lvm
+
+  identity:
+    hostname: ubuntu
+    username: xadmin
+    password: $6$8DdxHyrH6HfGZhDs$jEadYAMi3CTJivYgGjhG7S2C/ChZxv0w0L6AQ3Egn8K5xIA4OEqDngVfozfn.9kYxy.hWYpzwBE0qwytcU4BF0
+
+  user-data:
+    disable_root: true
+    package_upgrade: true
+
+  ssh:
+    allow-pw: true
+    authorized-keys: []
+    install-server: true
+
+  packages:
+    - "qemu-guest-agent"
+
+  late-commands:
+    - "echo 'xadmin ALL=(ALL) NOPASSWD:ALL' > /target/etc/sudoers.d/xadmin"
+    - "chmod 440 /target/etc/sudoers.d/xadmin"
+    - "curtin in-target --target=/target -- apt install -y qemu-guest-agent"
+    - "curtin in-target --target=/target -- systemctl enable qemu-guest-agent"
+    - "curtin in-target --target=/target -- systemctl start qemu-guest-agent"