#!/bin/bashset -euo pipefail REPO_ROOT="$(git rev-parse --show-toplevel 2>/dev/null || true)"if [[ -z "$REPO_ROOT" ]]; then  exit 0fi cd "$REPO_ROOT" changed_files="$(git diff-tree --no-commit-id --name-only -r HEAD 2>/dev/null || true)"if [[ -z "$changed_files" ]]; then  changed_files="$(git show --pretty='' --name-only HEAD 2>/dev/null || true)"fi if ! printf '%s\n' "$changed_files" | grep -q '^swift-client/'; then  exit 0fi if [[ ! -x "$REPO_ROOT/swift-client/sync-devices.sh" ]]; then  echo "post-commit: swift-client/sync-devices.sh is missing or not executable; skipping iOS sync."  exit 0fi log_dir="$REPO_ROOT/swift-client/test-output/git-hooks"mkdir -p "$log_dir"log_file="$log_dir/post-commit-ios-sync-$(date +%Y%m%d-%H%M%S).log" (  cd "$REPO_ROOT/swift-client"  ./sync-devices.sh --ios-only --skip-generate) >"$log_file" 2>&1 & echo "post-commit: iOS device sync triggered in background (log: $log_file)"