feat(new-scripts): add TREK, SoulSync, UpSnap, Anchor, Slink

- TREK: Self-hosted travel planner (Node.js 22, Express, SQLite)
- SoulSync: Music discovery & automation (Python 3.11, Flask)
- UpSnap: Wake-on-LAN web app (Go binary, PocketBase)
- Anchor: Offline-first note taking (NestJS, Next.js, PostgreSQL)
- Slink: Image sharing platform (PHP/Symfony, SvelteKit, Redis, Caddy)

install/upsnap-install.sh

@@ -0,0 +1,53 @@
+#!/usr/bin/env bash
+
+# Copyright (c) 2021-2026 community-scripts ORG
+# Author: MickLesk (CanbiZ)
+# License: MIT | https://github.com/community-scripts/ProxmoxVED/raw/main/LICENSE
+# Source: https://github.com/seriousm4x/UpSnap
+
+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 \
+  nmap \
+  smbclient \
+  sshpass \
+  libcap2-bin
+msg_ok "Installed Dependencies"
+
+fetch_and_deploy_gh_release "upsnap" "seriousm4x/UpSnap" "prebuild" "latest" "/opt/upsnap" "UpSnap_*_linux_amd64.zip"
+
+msg_info "Setting up Application"
+chmod +x /opt/upsnap/upsnap
+setcap 'cap_net_raw=+ep' /opt/upsnap/upsnap
+msg_ok "Set up Application"
+
+msg_info "Creating Service"
+cat <<EOF >/etc/systemd/system/upsnap.service
+[Unit]
+Description=UpSnap Wake-on-LAN
+After=network.target
+
+[Service]
+Type=simple
+User=root
+WorkingDirectory=/opt/upsnap
+ExecStart=/opt/upsnap/upsnap serve --http 0.0.0.0:8090
+Restart=on-failure
+RestartSec=5
+
+[Install]
+WantedBy=multi-user.target
+EOF
+systemctl enable -q --now upsnap
+msg_ok "Created Service"
+
+motd_ssh
+customize
+cleanup_lxc