Add autoinstall ISO builder for Cezen AI Suite

autoinstall/user-data

@@ -0,0 +1,91 @@
+#cloud-config
+autoinstall:
+  version: 1
+
+  # ── Locale & keyboard ──────────────────────────
+  locale: en_IN.UTF-8
+  keyboard:
+    layout: us
+
+  # ── Network: DHCP on first ethernet ───────────
+  network:
+    network:
+      version: 2
+      ethernets:
+        any-en:
+          dhcp4: true
+          match:
+            name: "en*"
+        any-eth:
+          dhcp4: true
+          match:
+            name: "eth*"
+
+  # ── Storage: LVM on largest disk ──────────────
+  storage:
+    layout:
+      name: lvm
+      match:
+        size: largest
+
+  # ── Identity: cezen user ──────────────────────
+  identity:
+    hostname: aiserver
+    username: cezen
+    # Password: Cezen@2024!  (SHA-512 hash below)
+    password: "$6$rounds=4096$cezentech$9pHVUFCvB7mHrblqn0qXJaFWxMkmepNM4T8Q5Fx8piVXuGDq.MLk/RH4nRMWtluLMpPXaZQAGFOD4xtjW1wC1"
+
+  # ── SSH ───────────────────────────────────────
+  ssh:
+    install-server: true
+    allow-pw: true
+
+  # ── Packages installed during setup ───────────
+  packages:
+    - git
+    - curl
+    - wget
+
+  # ── Late commands: run after OS install ───────
+  # These run with target mounted at /target
+  late-commands:
+    # Clone the Cezen AI installer
+    - git clone https://cgit.cezentech.com/jinojose/aipackage.git /target/opt/aipackage
+
+    # Set ownership
+    - curtin in-target -- chown -R cezen:cezen /opt/aipackage
+
+    # Create a firstboot systemd service that runs install.sh on first boot
+    - |
+      cat > /target/etc/systemd/system/cezen-firstboot.service << 'SVCEOF'
+      [Unit]
+      Description=Cezen AI Suite First Boot Installer
+      After=network-online.target
+      Wants=network-online.target
+      ConditionPathExists=!/opt/cezen/.installed
+
+      [Service]
+      Type=oneshot
+      ExecStart=/bin/bash /opt/aipackage/install.sh
+      ExecStartPost=/bin/touch /opt/cezen/.installed
+      RemainAfterExit=yes
+      StandardOutput=journal+console
+      StandardError=journal+console
+
+      [Install]
+      WantedBy=multi-user.target
+      SVCEOF
+
+    # Enable the firstboot service
+    - curtin in-target -- systemctl enable cezen-firstboot.service
+
+    # Allow cezen user to run sudo without password (needed for install.sh)
+    - echo "cezen ALL=(ALL) NOPASSWD:ALL" > /target/etc/sudoers.d/cezen
+    - chmod 440 /target/etc/sudoers.d/cezen
+
+  # ── Skip confirmations ────────────────────────
+  user-data:
+    disable_root: false
+
+  # Confirm destructive action without prompting
+  confirm-bugs: false