#!/usr/bin/env bash
# Chain the ops-log attribution hook onto .git/hooks/post-commit.
#
# APPENDS rather than replaces: graphify already owns that file, and
# core.hooksPath would disable it. Idempotent — safe to re-run.
set -euo pipefail
REPO="$(git rev-parse --show-toplevel)"
HOOK="$REPO/.git/hooks/post-commit"
if [ ! -f "$HOOK" ]; then
  printf '#!/bin/sh\n' > "$HOOK"; chmod +x "$HOOK"
fi
if grep -q "post-commit-ops-log" "$HOOK"; then
  echo "already installed"; exit 0
fi
printf '\n# ops-log attribution hook (scripts/git-hooks/post-commit-ops-log)\n"$(git rev-parse --show-toplevel)/scripts/git-hooks/post-commit-ops-log" || true\n' >> "$HOOK"
echo "installed — commits now record their althing handle to the ops log"