{
  "checker": {
    "details": {
      "argv": [
        "npx",
        "-y",
        "@gongrzhe/server-json-mcp@1.0.3"
      ],
      "kind": "mcp",
      "scope": "product operation",
      "serverInfo": {
        "name": "json",
        "version": "1.0.0"
      },
      "tools": [
        "query",
        "filter"
      ],
      "working": true
    },
    "status": "PASS"
  },
  "deviations": [
    "README has no runnable command for a product. The command came from servers/GongRzhe/json/manifest.json mcp_config, and the probe uses it.",
    "apt-get without sudo failed with 'Permission denied' on /var/lib/apt/lists/lock; reran with sudo and it succeeded.",
    "nodejs/npm were not preinstalled; installed via apt.",
    "Driver for the MCP handshake was a throwaway script in <guest-path>, outside the repo; product source unchanged."
  ],
  "main_blocker": null,
  "operation": "Start the GongRzhe/json MCP server (servers/GongRzhe/json/manifest.json mcp_config) over stdio and list its tools (query, filter).",
  "operation_scope": "Covers server startup and MCP tools/list only. The repo is a curated list of DXT extensions with no single product; this smoke exercises one manifest-declared server. No tool calls were made and no credentials are required.",
  "outcome": "working",
  "steps": [
    "Read README.md (catalog only; no runnable product command in the top-level quickstart)",
    "Read scripts/ and CONTRIBUTING.md (dxt pack via npm-installed @anthropic-ai/dxt is the only documented tooling; not run, it is packaging not product use)",
    "Selected servers/GongRzhe/json (no API key needed); mcp_config command: npx -y @gongrzhe/server-json-mcp@1.0.3",
    "sudo apt-get update && sudo apt-get install -y nodejs npm (node v18.19.1, npm 9.2.0)",
    "npx -y @gongrzhe/server-json-mcp@1.0.3 started; MCP initialize returned serverInfo name=json version=1.0.0; tools/list returned [query, filter]"
  ],
  "stuck_step": null,
  "suggested_fix": null
}