Implement guardrail hooks for dangerous operation prevention
- Add PreToolUse hook intercepting Bash, Write, Edit
- Block catastrophic commands (rm -rf /, mkfs, etc.)
- Require confirmation for operations outside safe paths
- Git-aware: operations in git repos are allowed
- Session allowlist for user-confirmed operations
- Audit logging to logs/guardrail.jsonl
- Clear session allowlist on SessionEnd
Config: state/guardrails.json
Scripts: hooks/scripts/guardrail.py, guardrail-confirm.py
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Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
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