Register Pretooluse

pi-cyberneticsourcepython

Path: pi-cybernetic/phase0-gate-governance/hooks/register_pretooluse.pyRelative: phase0-gate-governance/hooks/register_pretooluse.pySubproject: pi-cyberneticCategory: other

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#!/usr/bin/env python3
"""register_pretooluse.py — safely register the gate guard in .claude/settings.json.
Discipline (same as the session-handoff hook install): load-modify-dump with a
timestamped backup, PRESERVE every existing hook entry, dedupe on re-run.
Usage: register_pretooluse.py [--repo /path/to/repo] [--dry-run] [--json]
Exit: 0 registered or already present · 2 fatal.
"""
from __future__ import annotations
import argparse
import json
import shutil
import sys
import time
from pa