Pull Proxmox LXC app configs via SSH and document all CTs.

Add pull-lxc-from-proxmox.py using Proxmox API + pct exec for running
containers (vaultwarden, linkwarden, paymenter, NPM, etc). Stub apps for
stopped LXCs with proxmox.meta.yaml and updated lxc-inventory with live IPs.

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

apps/nodecast-tv/config/01-_opt_nodecast-tv_docker-compose.yml

@@ -0,0 +1,13 @@
+services:
+  nodecast-tv:
+    image: ghcr.io/technomancer702/nodecast-tv:latest
+    build: https://github.com/technomancer702/nodecast-tv.git#main
+    container_name: nodecast-tv
+    ports:
+      - "3000:3000"
+    volumes:
+      - ./data:/app/data
+    restart: unless-stopped
+    environment:
+      - NODE_ENV=production
+      - PORT=3000 # Internal container port