feat: add Umbraco CMS LXC

Co-authored-by: Copilot <copilot@github.com>

ct/umbraco.sh

@@ -0,0 +1,44 @@
+#!/usr/bin/env bash
+source <(curl -fsSL https://raw.githubusercontent.com/montagneid/ProxmoxVE/main/misc/build.func)
+# Copyright (c) 2021-2026 community-scripts ORG
+# Author: Joost van den Berg
+# License: MIT | https://github.com/montagneid/ProxmoxVED/raw/main/LICENSE
+# Source: https://github.com/umbraco/Umbraco-CMS
+
+APP="Umbraco"
+var_tags="${var_tags:-website}"
+var_cpu="${var_cpu:-2}"
+var_ram="${var_ram:-500}"
+var_disk="${var_disk:-8}"
+var_os="${var_os:-debian}"
+var_version="${var_version:-13}"
+var_unprivileged="${var_unprivileged:-1}"
+
+header_info "$APP"
+variables
+color
+catch_errors
+
+function update_script() {
+    header_info
+    check_container_storage
+    check_container_resources
+    if [[ ! -d /var/www ]]; then
+        msg_error "No ${APP} Installation Found!"
+        exit
+    fi
+    msg_info "Updating ${APP} LXC"
+    $STD apt-get update
+    $STD apt-get -y upgrade
+    msg_ok "Updated successfully!"
+    exit
+}
+
+start
+build_container
+description
+
+msg_ok "Completed successfully!\n"
+echo -e "${CREATING}${GN}${APP} setup has been successfully initialized!${CL}"
+echo -e "${INFO}${YW} Access it using the following URL:${CL}"
+echo -e "${TAB}${GATEWAY}${BGN}https://${IP}"