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/proxmox/lxc-inventory.md

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+# Proxmox — LXC & VM overzicht
+
+Configs: `hosts/<naam>/lxc/*.conf` en `qemu-server/*.conf`
+
+## Host: pve (192.168.1.216)
+
+### VMs
+| VMID | Naam |
+|------|------|
+| 101 | W11 |
+| 111 | Syno-latest |
+
+### LXCs
+| VMID | Hostname |
+|------|----------|
+| 100 | autocaliweb |
+| 102 | clawbot |
+| 103 | CrowdSec |
+| 104 | vaultwarden |
+| 105 | linkwarden |
+| 106 | kimai |
+| 107 | pve-scripts-local |
+| 108 | tunarr |
+| 109 | nextcloudpi |
+| 110 | passbolt |
+| 112 | immich |
+| 113 | metube |
+| 114 | endurain |
+| 115 | passbolt |
+| 116 | opencloud |
+| 117 | Proxy |
+| 118 | paymenter |
+| 119 | nodecast-tv |
+
+## Host: dell-proxmox (192.168.1.56)
+
+### VMs
+| VMID | Naam |
+|------|------|
+| 101 | opnsense |
+| 102 | Postgress |
+| 103 | Synology |
+| 104 | kassa-dev |
+| 105 | docker |
+
+### LXCs
+| VMID | Hostname |
+|------|----------|
+| 100 | n8n |
+| 106 | vdi.el-kadi.nl |
+| 107 | Virtualmin |
+| 108 | n8n |
+| 109 | nginxproxymanager |
+| 110 | nextcloudpi |
+| 112 | iventoy |
+| 113 | traccar |
+| 115 | kasm |
+| 116 | runtipi |
+| 118 | changedetection |
+| 119 | n8n |
+
+> App-configs binnen LXCs: backup via `pct enter <id>` of volume mount. Proxmox container-definitie staat al in git.