{
  "checker": {
    "details": {
      "argv": [
        "npm",
        "run",
        "mcp:demo"
      ],
      "kind": "cli",
      "needs_browser": false,
      "needs_credentials": false,
      "returncode": 0,
      "scope": "product operation",
      "stderr": "",
      "stdout": "\n> contacts@26.6.29 mcp:demo\n> node scripts/mcp-demo.js\n\n[1m\nContacts over MCP \u2014 a full session, no Puter required.[0m\n[2m3 contacts seeded in the fake cloud.\n[0m\n  [33m\u2190[0m ready [2m(notification)[0m\n[2mServer up for \"ai\". Tools offered: search_contacts, list_contacts, suggest_recipients, get_contact, create_contact, update_contact, delete_contact[0m\n[2m(That first \u2190 is the app-to-app protocol's greeting \u2014 an MCP client ignores it.)[0m\n\n[excerpt truncated]",
      "working": true
    },
    "status": "PASS"
  },
  "deviations": [
    "Root README's Node.js prerequisite not present in guest: installed Node 22 from NodeSource apt repo (curl|bash) instead of the image's Node.",
    "Did not run `npm run dev` from the Getting started block: the MCP server runs inside the Puter desktop via postMessage and has no stdio entry point, so the documented mcp:demo operation was used as the probe instead.",
    "Did not run `npm run build` (it chains `vitest run` tests) or `npm run lint`, per smoke-task rules."
  ],
  "main_blocker": null,
  "operation": "Contacts MCP server (src/contacts) started via the README-documented `npm run mcp:demo`: MCP initialize handshake, tools/list (7 tools), tools/call search_contacts / suggest_recipients / create_contact, resources/read of contact://<id> as vCard 3.0, and tool-error and protocol-error paths. Exit code 0 with the session-complete banner.",
  "operation_scope": "Exercised the real MCP server against in-memory stand-ins for puter.kv and the AppConnection (per the README, no Puter account or desktop needed). Not exercised: the live Puter desktop/AppConnection transport, cloud-backed storage, or the Smart-add AI feature. The root README quickstart `npm run dev` and the `build`/`test`/`lint` scripts were not run, per smoke-task instructions.",
  "outcome": "working",
  "steps": [
    "Read /workspace/README.md; Getting started requires Node.js 22.12+ and `cd src/[app-name] && npm install && npm run dev`",
    "Chose src/contacts because it is the app that documents an MCP server (README 'MCP' section)",
    "Installed Node.js 22: curl -fsSL https://deb.nodesource.com/setup_22.x | bash - && apt-get install -y nodejs (node v22.23.3, npm 10.9.9)",
    "cd src/contacts && npm install (rc=0; npm audit reported 12 advisories, not addressed)",
    "cd src/contacts && npm run mcp:demo (rc=0, 'Session complete')"
  ],
  "stuck_step": null,
  "suggested_fix": null
}