Add full homelab inventory and remaining home services.

UniFi, Joplin, Glance, Uptime Kuma, Whoogle, Synology packages docs,
Proxmox LXC inventory, Portainer stacks, and INVENTORY.md master list.

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

apps/whoogle/README.md

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+# Whoogle
+
+Privacy-vriendelijke Google-proxy. Config-map op NAS was leeg.
+
+Poort: **5000**

apps/whoogle/docker-compose.yml

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+services:
+  whoogle:
+    image: benbusby/whoogle-search:latest
+    container_name: whoogle
+    restart: unless-stopped
+    ports:
+      - "${WHOOGLE_PORT:-5000}:5000"
+    environment:
+      TZ: ${TZ:-Europe/Brussels}
+      WHOOGLE_CONFIG_DIR: /config
+    volumes:
+      - ./config:/config