#!/usr/bin/env bash
set -euo pipefail
APP_DIR="${1:-/opt/lrgk}"
STAMP="$(date +%Y%m%d-%H%M%S)"
OUT="$APP_DIR/data/backups/lrgk-data-$STAMP.tar.gz"
mkdir -p "$APP_DIR/data/backups"
tar -czf "$OUT" -C "$APP_DIR" data/db.json data/menu.json
echo "$OUT"