fix(network): attach hermes-hub to mcp-vps network for direct cloudflared container-to-container routing

docker-compose.yml

@@ -7,7 +7,7 @@ services:
     restart: unless-stopped
     user: "1026:100"
     ports:
-      # Port 8088 reserve et bind strictement loopback (evite conflit 8080 qbittorrent)
+      # Port 8088 reserve et bind strictement loopback (diagnostics SSH locaux)
       - "127.0.0.1:8088:8080"
     volumes:
       - ./data:/app/data
@@ -27,9 +27,12 @@ services:
       - 8.8.8.8
     networks:
       - dsh_vps_net
+      - mcp-vps
     labels:
       com.centurylinklabs.watchtower.enable: "false"
 
 networks:
   dsh_vps_net:
     external: true
+  mcp-vps:
+    external: true