{
  "checker": {
    "details": {
      "argv": [
        "<host-path>",
        "<host-path>",
        "--fix"
      ],
      "kind": "cli",
      "needs_browser": false,
      "needs_credentials": false,
      "returncode": 0,
      "scope": "product operation",
      "stderr": "",
      "stdout": "All domain entries seem valid.",
      "working": true
    },
    "status": "PASS"
  },
  "deviations": [
    "python3 -m venv .venv failed with ensurepip not available; ran 'sudo apt-get install -y python3.12-venv' then recreated the venv."
  ],
  "main_blocker": null,
  "operation": "Ran README 'Contributing' step: python verify.py --fix (validates and auto-fixes the disposable domain blocklist, including PSL checks). Output: 'All domain entries seem valid.' rc=0.",
  "operation_scope": "Covers blocklist validation via verify.py only. Did not run unit or lint suites, and did not run the maintain.sh (deprecated) or fetch_domains.py (network source fetch) steps.",
  "outcome": "working",
  "steps": [
    "Read README.md",
    "python3 -m venv .venv (failed: ensurepip unavailable)",
    "sudo apt-get install -y python3.12-venv (ok)",
    "python3 -m venv .venv",
    "pip install -r requirements.txt (publicsuffixlist, requests, beautifulsoup4 installed)",
    "python verify.py --fix (exit 0, 'All domain entries seem valid.')"
  ],
  "stuck_step": null,
  "suggested_fix": null
}