web.json

{
  "$comment": "Sample rclnodejs/web config consumed by `npx rclnodejs-web web.json` from a project that has rclnodejs installed. Inside a checkout of the rclnodejs repo itself, run `node ../../../bin/rclnodejs-web.js web.json` instead — npx resolves `rclnodejs` against the enclosing package.json, which *is* rclnodejs here, so it finds no bin to run. Every key is optional; the defaults shown match the CLI defaults.",
  "port": 9000,
  "path": "/capability",
  "node": "rclnodejs_web_demo",
  "http": {
    "$comment": "HTTP transport for `call` and `publish` (curl-able, AI-agent friendly). `sse` also exposes `subscribe` over Server-Sent Events; `cors: \"*\"` allows any origin so a cross-origin browser EventSource can connect. `host` binds to loopback only, shown here to document the option (the default without it, `::`, binds all interfaces but displays the same). Matches the bundled runtime.mjs.",
    "port": 9001,
    "host": "localhost",
    "sse": true,
    "cors": "*"
  },
  "expose": {
    "call": {
      "/add_two_ints": "example_interfaces/srv/AddTwoInts"
    },
    "publish": {
      "/web_demo_chatter": "std_msgs/msg/String"
    },
    "subscribe": {
      "/web_demo_chatter": "std_msgs/msg/String",
      "/topic": "std_msgs/msg/String"
    }
  }
}