NetworkOptimizer (#16328)

* Add networkoptimizer (ct)

* Update source line for build.func in networkoptimizer.sh

Updated the source line to always use the latest build.func script from the community scripts repository.

* Apply suggestion from @tremor021

* Apply suggestion from @tremor021

---------

Co-authored-by: push-app-to-main[bot] <203845782+push-app-to-main[bot]@users.noreply.github.com>
Co-authored-by: CanbiZ (MickLesk) <47820557+MickLesk@users.noreply.github.com>
Co-authored-by: Slaviša Arežina <58952836+tremor021@users.noreply.github.com>

install/networkoptimizer-install.sh

@@ -0,0 +1,79 @@
+#!/usr/bin/env bash
+
+# Copyright (c) 2021-2026 community-scripts ORG
+# Author: MickLesk (CanbiZ)
+# License: MIT | https://github.com/community-scripts/ProxmoxVE/raw/main/LICENSE
+# Source: https://github.com/Ozark-Connect/NetworkOptimizer
+
+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 \
+  git \
+  sshpass \
+  iperf3
+setup_deb822_repo \
+  "microsoft" \
+  "https://packages.microsoft.com/keys/microsoft-2025.asc" \
+  "https://packages.microsoft.com/debian/13/prod/" \
+  "trixie"
+$STD apt install -y dotnet-sdk-10.0
+msg_ok "Installed Dependencies"
+
+setup_go
+
+fetch_and_deploy_gh_release "networkoptimizer" "Ozark-Connect/NetworkOptimizer" "tarball"
+
+msg_info "Building NetworkOptimizer"
+RID="linux-x64"
+[[ "$(dpkg --print-architecture)" == "arm64" ]] && RID="linux-arm64"
+cd /opt/networkoptimizer
+export MinVerVersionOverride="$(cat ~/.networkoptimizer)"
+$STD dotnet publish src/NetworkOptimizer.Web -c Release -r "$RID" --self-contained -o /opt/networkoptimizer/publish
+chmod +x /opt/networkoptimizer/publish/NetworkOptimizer.Web
+msg_ok "Built NetworkOptimizer"
+
+msg_info "Building Gateway Speed Test Binary"
+mkdir -p /opt/networkoptimizer/publish/tools
+cd /opt/networkoptimizer/src/uwnspeedtest
+CGO_ENABLED=0 GOOS=linux GOARCH=arm64 $STD go build -trimpath -ldflags "-s -w" -o /opt/networkoptimizer/publish/tools/uwnspeedtest-linux-arm64 .
+msg_ok "Built Gateway Speed Test Binary"
+
+msg_info "Configuring NetworkOptimizer"
+cat <<EOF >/opt/networkoptimizer/networkoptimizer.env
+ASPNETCORE_URLS=http://*:8042
+HOST_IP=${LOCAL_IP}
+Iperf3Server__Enabled=true
+EOF
+msg_ok "Configured NetworkOptimizer"
+
+msg_info "Creating Service"
+cat <<EOF >/etc/systemd/system/networkoptimizer.service
+[Unit]
+Description=NetworkOptimizer
+After=network.target
+
+[Service]
+Type=simple
+User=root
+WorkingDirectory=/opt/networkoptimizer/publish
+EnvironmentFile=/opt/networkoptimizer/networkoptimizer.env
+ExecStart=/opt/networkoptimizer/publish/NetworkOptimizer.Web
+Restart=always
+RestartSec=10
+
+[Install]
+WantedBy=multi-user.target
+EOF
+systemctl enable -q --now networkoptimizer
+msg_ok "Created Service"
+
+motd_ssh
+customize
+cleanup_lxc