Add Homepage dashboard on Proxmox with Palantir theme and Admin UI.

Deploy gethomepage on pve CT 120, categorized services from Homarr, RSS feeds,
custom styling, and a browser-based admin UI on the NAS for adding sites.

Co-authored-by: Cursor <cursoragent@cursor.com>

apps/homepage/start-admin.sh

@@ -0,0 +1,12 @@
+#!/bin/sh
+# Start Homepage Admin UI op de NAS
+set -e
+cd "$(dirname "$0")"
+if docker compose version >/dev/null 2>&1; then
+  docker compose -f docker-compose.admin.yml up -d --build
+else
+  docker-compose -f docker-compose.admin.yml up -d --build
+fi
+echo ""
+echo "Admin UI: http://192.168.1.211:3010"
+echo "Dashboard: http://192.168.1.192:3000"