Created tunnel network to keep cf tunnel isolated from homelab network

cloudflared/docker-compose.yml

@@ -2,9 +2,16 @@ services:
   cloudflared:
     image: cloudflare/cloudflared:latest
     restart: unless-stopped
+    networks:
+      - 'default'
+      - 'tunnel'
     volumes:
       - ./config.yml:/etc/cloudflared/config.yml
       - ./${TUNNEL_ID}.json:/etc/cloudflared/${TUNNEL_ID}.json   # Use environment variable for tunnel ID
     command: tunnel --no-autoupdate --config /etc/cloudflared/config.yml run
     env_file:
       - .env  # Reference the .env file to inject environment variables
+
+networks:
+  tunnel:
+    external: true