Guardian (#8365)

* 'Add new script'

* Add messages to cleanup commands in guardian-install.sh

* refactor

---------

Co-authored-by: push-app-to-main[bot] <203845782+push-app-to-main[bot]@users.noreply.github.com>
Co-authored-by: CanbiZ <47820557+MickLesk@users.noreply.github.com>
Co-authored-by: Tobias <96661824+CrazyWolf13@users.noreply.github.com>

install/guardian-install.sh

@@ -0,0 +1,75 @@
+#!/usr/bin/env bash
+
+# Copyright (c) 2021-2025 community-scripts ORG
+# Author: HydroshieldMKII
+# License: MIT | https://github.com/community-scripts/ProxmoxVE/raw/main/LICENSE
+# Source: https://github.com/HydroshieldMKII/Guardian
+
+source /dev/stdin <<<"$FUNCTIONS_FILE_PATH"
+color
+verb_ip6
+catch_errors
+setting_up_container
+network_check
+update_os
+
+msg_info "Installing Dependencies"
+$STD apt install -y sqlite3
+msg_ok "Installed Dependencies"
+
+NODE_VERSION="24" setup_nodejs
+fetch_and_deploy_gh_release "guardian" "HydroshieldMKII/Guardian" "tarball" "latest" "/opt/guardian"
+
+msg_info "Configuring ${APPLICATION}"
+cd /opt/guardian/backend
+$STD npm ci
+$STD npm run build
+cd /opt/guardian/frontend
+$STD npm ci
+export DEPLOYMENT_MODE=standalone
+$STD npm run build
+msg_ok "Configured ${APPLICATION}"
+
+msg_info "Creating Service"
+cat <<EOF >/etc/systemd/system/guardian-backend.service
+[Unit]
+Description=Guardian Backend
+After=network.target
+
+[Service]
+WorkingDirectory=/opt/guardian/backend
+ExecStart=/usr/bin/node dist/main.js
+Restart=always
+RestartSec=3
+[Install]
+WantedBy=multi-user.target
+EOF
+
+cat <<EOF >/etc/systemd/system/guardian-frontend.service
+[Unit]
+Description=Guardian Frontend
+After=guardian-backend.service network.target
+Wants=guardian-backend.service
+
+[Service]
+WorkingDirectory=/opt/guardian/frontend
+Environment=DEPLOYMENT_MODE=standalone
+ExecStart=/usr/bin/npm run start
+Restart=always
+RestartSec=3
+[Install]
+WantedBy=multi-user.target
+EOF
+
+systemctl enable -q --now guardian-backend
+systemctl enable -q --now guardian-frontend
+msg_ok "Created Service"
+
+motd_ssh
+customize
+
+msg_info "Cleaning up"
+$STD apt -y autoremove
+$STD apt -y autoclean
+$STD apt -y clean
+msg_ok "Cleaned"