New Script: Nx Witness (#2350)

* New Script: NX Witness

* Update nxwitness.json

install/nxwitness-install.sh

@@ -0,0 +1,49 @@
+#!/usr/bin/env bash
+
+# Copyright (c) 2021-2025 community-scripts ORG
+# Author: MickLesk (CanbiZ)
+# License: MIT | https://github.com/community-scripts/ProxmoxVE/raw/main/LICENSE
+# Source: https://nxvms.com/download/releases/linux
+
+source /dev/stdin <<<"$FUNCTIONS_FILE_PATH"
+color
+verb_ip6
+catch_errors
+setting_up_container
+network_check
+update_os
+
+msg_info "Installing Dependencies"
+$STD apt-get install -y \
+  curl \
+  sudo \
+  mc \
+  make \
+  net-tools \
+  ffmpeg \
+  cifs-utils \
+  libtalloc2 \
+  libwbclient0 \
+  keyutils
+msg_ok "Installed Dependencies"
+
+msg_info "Setup Nx Witness"
+cd /tmp
+BASE_URL="https://updates.networkoptix.com/default/index.html"
+RELEASE=$(curl -s "$BASE_URL" | grep -oP '(?<=<b>)[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+(?=</b>)' | head -n 1)
+DETAIL_PAGE=$(curl -s "$BASE_URL#note_$RELEASE")
+DOWNLOAD_URL=$(echo "$DETAIL_PAGE" | grep -oP "https://updates.networkoptix.com/default/$RELEASE/linux/nxwitness-server-[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+-linux_x64\.deb" | head -n 1)
+wget -q "$DOWNLOAD_URL" -O "nxwitness-server-$RELEASE-linux_x64.deb"
+export DEBIAN_FRONTEND=noninteractive
+$STD dpkg -i nxwitness-server-$RELEASE-linux_x64.deb
+echo "${RELEASE}" >/opt/${APPLICATION}_version.txt
+msg_ok "Setup Nx Witness"
+
+motd_ssh
+customize
+
+msg_info "Cleaning up"
+rm -f /tmp/nxwitness-server-$RELEASE-linux_x64.deb
+$STD apt-get -y autoremove
+$STD apt-get -y autoclean
+msg_ok "Cleaned"