Update unifi-os-vm.sh

vm/unifi-os-vm.sh

@@ -488,6 +488,37 @@ echo -en "\e[1A\e[0K"
 FILE=$(basename $URL)
 msg_ok "Downloaded ${CL}${BL}${FILE}${CL}"
 
+### UNI-FI OS BLOCK BEGIN
+
+UOS_VERSION="4.2.23"
+UOS_URL="https://fw-download.ubnt.com/data/unifi-os-server/8b93-linux-x64-4.2.23-158fa00b-6b2c-4cd8-94ea-e92bc4a81369.23-x64"
+UOS_INSTALLER="unifi-os-server-${UOS_VERSION}.bin"
+
+if ! command -v virt-customize &>/dev/null; then
+  msg_info "Installing required package: libguestfs-tools on Proxmox host"
+  apt-get -qq update >/dev/null
+  apt-get -qq install libguestfs-tools lsb-release -y >/dev/null
+  msg_ok "libguestfs-tools installed successfully"
+fi
+
+msg_info "Patching DNS resolver for apt inside the image"
+virt-customize -q -a "${FILE}" --run-command 'echo "nameserver 1.1.1.1" > /etc/resolv.conf' >/dev/null
+
+msg_info "Injecting UniFi OS Server dependencies and installer into Debian 12 image"
+virt-customize -q -a "${FILE}" \
+  --install qemu-guest-agent,ca-certificates,curl,lsb-release,podman \
+  --run-command "curl -fsSL '${UOS_URL}' -o /root/${UOS_INSTALLER} && chmod +x /root/${UOS_INSTALLER}" >/dev/null
+
+msg_info "Cleaning up temporary DNS resolver in image"
+virt-customize -q -a "${FILE}" --run-command 'rm -f /etc/resolv.conf' >/dev/null
+
+msg_ok "UniFi OS Server installer and dependencies successfully added to Debian 12 image"
+msg_custom "After first VM boot, SSH to the VM as root and run:"
+msg_custom "/root/${UOS_INSTALLER} --install"
+msg_custom "Official UniFi OS Server Guide: https://help.ui.com/hc/en-us/articles/26951761949147-UniFi-OS-Server"
+
+### UNI-FI OS BLOCK END
+
 STORAGE_TYPE=$(pvesm status -storage $STORAGE | awk 'NR>1 {print $2}')
 case $STORAGE_TYPE in
 nfs | dir)