forked from molecule-ai/molecule-core
Replaces the proposed monolithic molecule-guardrails plugin with 12
single-purpose plugins users can install à la carte. Powered by a
small extension to the AgentskillsAdaptor base class so any plugin can
ship hooks/, commands/, and a settings-fragment.json without writing a
custom adapter.
## Base adapter changes
workspace-template/plugins_registry/builtins.py + sdk/python/molecule_plugin/builtins.py
(both copies — drift-tested):
- New _install_claude_layer() helper called at the end of install()
- Conditionally copies hooks/ → /configs/.claude/hooks/ (preserving exec bit)
- Conditionally copies commands/*.md → /configs/.claude/commands/
- Conditionally merges settings-fragment.json into /configs/.claude/settings.json
with ${CLAUDE_DIR} placeholder rewritten to the workspace's absolute install
path. Existing user hooks are preserved (deep-merge by event name).
- All steps no-op when the plugin doesn't ship the corresponding files,
so existing skill+rule plugins (molecule-dev, superpowers, ecc,
browser-automation) are unchanged.
Drift test (tests/test_plugins_builtins_drift.py) still passes.
## 12 new plugins
Hook plugins (ambient enforcement):
- molecule-careful-bash — refuses destructive bash; ships careful-mode skill
- molecule-freeze-scope — locks edits via .claude/freeze
- molecule-audit-trail — appends every Edit/Write to audit.jsonl
- molecule-session-context — auto-loads cron-learnings at session start
- molecule-prompt-watchdog — injects warnings on destructive prompt keywords
Skill plugins (on-demand):
- molecule-skill-code-review — 16-criteria multi-axis review
- molecule-skill-cross-vendor-review — adversarial second-model review
- molecule-skill-llm-judge — deliverable-vs-request scoring
- molecule-skill-update-docs — post-merge doc sync
- molecule-skill-cron-learnings — operational-memory JSONL format
Workflow plugins (slash commands):
- molecule-workflow-triage — /triage full PR-triage cycle
- molecule-workflow-retro — /retro + cron-retro skill, weekly retrospective
Each ships only what it needs — most have just plugin.yaml + skills/ or
hooks/ + adapter (one-line stub: `from plugins_registry.builtins import
AgentskillsAdaptor as Adaptor`). Total ~120 files but each plugin is
small and self-contained.
## Verification
- python3 -m molecule_plugin validate plugins/molecule-* → all 13 valid
(12 new + pre-existing molecule-dev)
- End-to-end install smoke test on representative samples: hook plugin
(molecule-careful-bash), skill-only plugin (molecule-skill-code-review),
workflow plugin (molecule-workflow-triage). All produce expected
/configs/ tree, settings.json paths rewritten, exec bits preserved,
zero warnings.
- workspace-template pytest tests/test_plugins_builtins_drift.py → passes
(SDK + runtime stay in sync).
## CLAUDE.md repo-doc updated
Lists all 12 new plugins under the existing Plugins section, organized
by category (hook / skill / workflow). Each entry one line, recommend-
together hints where dependencies make sense.
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
44 lines
1.2 KiB
Python
Executable File
44 lines
1.2 KiB
Python
Executable File
#!/usr/bin/env python3
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"""PreToolUse:Edit/Write — enforce /freeze scope from .claude/freeze."""
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import os
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import sys
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sys.path.insert(0, os.path.dirname(os.path.abspath(__file__)))
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from _lib import read_input, deny_pretooluse, warn_to_stderr # noqa
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REPO = os.path.dirname(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
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FREEZE = os.path.join(REPO, ".claude", "freeze")
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def main() -> None:
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if not os.path.isfile(FREEZE):
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return
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with open(FREEZE) as f:
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allowed = f.readline().strip()
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if not allowed:
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return
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data = read_input()
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target = data.get("tool_input", {}).get("file_path") or data.get("tool_input", {}).get("notebook_path") or ""
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if not target:
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return
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# Always allow .claude/ writes (so unfreeze still works)
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if "/.claude/" in target or target.endswith("/.claude") or "/.claude" in target:
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return
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if allowed in target:
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return
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deny_pretooluse(
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f"freeze: edit to {target} refused — scope locked to '{allowed}'. "
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f"Remove .claude/freeze to unlock."
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)
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if __name__ == "__main__":
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try:
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main()
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except Exception as e:
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warn_to_stderr(f"[freeze hook error] {e}")
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sys.exit(0)
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