{
  "schema_version": 1,
  "id": "package-lifecycle-scripts",
  "track": "coding",
  "name": "Review Scripts That Run on Install",
  "version": "0.1.2",
  "sha256": "7d5d4e46317f447675b63e4585a5f695b47e3714510f12a45c0b8acf79bf021d",
  "sha256_v1": "19b270ad859f1de9fe20679c74cfaeb08178fc0213c959a27867b66a338a86d6",
  "keyword": "block",
  "word": "blocks",
  "says": "blocks on an agent's file writes and at turn end",
  "description": "Blocks fetch-exec class hooks and asks about other new ones when a change adds or edits code that runs at install or build time: npm install/prepare/pack scripts, gypfile without native sources, bin shadowing, unpinned git/URL deps; setup.py cmdclass and import-time calls, .pth imports, conftest, pyproject build hooks; build.rs and build-deps; go:generate; MSBuild Exec; gemspec, extconf, Podfile, Composer, Maven, Gradle exec. Judges file text, not what a hook runs. Friction, not a security boundary.",
  "misses": null,
  "where": [
    "write",
    "turn-end"
  ],
  "groups": [
    "supply-chain"
  ],
  "eval_cases": 28,
  "eval_executed": 28,
  "latest": {
    "version": "0.1.2",
    "date": "2026-10-27",
    "change": "Title wording only (IR-F40): \"Flag Package Lifecycle Scripts\" is now \"Review Scripts That Run on Install\". The id, guard and tests are unchanged."
  },
  "agent_labels": {
    "claude-code": {
      "keyword": "block",
      "says": "blocks on an agent's file writes and at turn end"
    },
    "cursor": {
      "keyword": "block",
      "says": "blocks on an agent's file writes and at turn end. Where its description says it asks, it refuses at both points, because this client cannot prompt at either point"
    },
    "codex": {
      "keyword": "block",
      "says": "blocks on an agent's file writes and at turn end. Where its description says it asks, it refuses at both points, because this client cannot prompt at either point. If the hook errors, the action goes through (not witnessed; the vendor's row is only partly live-run)"
    },
    "copilot": {
      "keyword": "block",
      "says": "blocks at turn end only. It does not check a file write when it happens. Where its description says it asks, it refuses at turn end, because this client cannot prompt there. If the hook errors, the action goes through (not witnessed; the vendor's row is only partly live-run)"
    },
    "devin": {
      "keyword": "block",
      "says": "blocks at turn end only. It does not check a file write when it happens. Where its description says it asks, it refuses at turn end, because this client cannot prompt there. If the hook errors, the action goes through (vendor docs only, not witnessed)"
    },
    "grok": {
      "keyword": "ungraded",
      "says": "Not graded yet for Grok"
    },
    "goose": {
      "keyword": "ungraded",
      "says": "Not graded yet for goose"
    },
    "antigravity": {
      "keyword": "ungraded",
      "says": "Not graded yet for Antigravity"
    },
    "openhands": {
      "keyword": "ungraded",
      "says": "Not graded yet for OpenHands"
    },
    "kimi-code": {
      "keyword": "ungraded",
      "says": "Not graded yet for Kimi Code"
    },
    "factory-droid": {
      "keyword": "ungraded",
      "says": "Not graded yet for Factory Droid"
    }
  },
  "source_url": "https://github.com/open-coder-ai/chock-catalog/tree/1e60d211c1bb767152c6ab0167932da06ab3a10f/base/package-lifecycle-scripts",
  "enforces": "enforced-at-commit",
  "examples": [
    {
      "word": "Refused",
      "prompt": "A commit adds a postinstall script that pipes a download into sh (roadmap postinstall-curl).",
      "command": null
    },
    {
      "word": "Allowed",
      "prompt": "A commit adds husky's documented prepare script (roadmap husky-prepare).",
      "command": null
    }
  ]
}