{
  "checker": {
    "details": {
      "argv": [
        "/usr/bin/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 'Getting started' requires Node.js 22.12+ but the guest had no node/npm; ran NodeSource setup_22.x script (curl | bash) and apt-get install nodejs to get Node 22.23.3."
  ],
  "main_blocker": null,
  "operation": "Contacts MCP server: initialize, tools/list, search/suggest/create tool calls, vCard resource read, and error handling, via the README's 'npm run mcp:demo' (MCP section).",
  "operation_scope": "Exercised offline against the real server with in-memory kv and a fake AppConnection (as the README describes). Not exercised: live Puter desktop/AppConnection launch, Puter auth, cloud kv, smart-add AI, and the dev server in a browser (no browser used). Full npm test/lint/build intentionally not run.",
  "outcome": "working",
  "steps": [
    "Read /workspace/README.md; Getting started points to src/[app-name]; chose src/contacts (the MCP server app per its README).",
    "Installed Node.js 22 (v22.23.3, npm 10.9.9) via NodeSource setup_22.x + apt (nodejs package).",
    "cd /workspace/src/contacts && npm install (src/contacts/README.md Development section) -> exit 0.",
    "npm run mcp:demo (src/contacts/README.md MCP section, 'Seeing it work') -> exit 0, ends with 'Session complete.'"
  ],
  "stuck_step": null,
  "suggested_fix": null
}