export default defineEventHandler((event) => {
  const config = useRuntimeConfig();
  const site = config.public.siteUrl || "https://montech.ir";
  setHeader(event, "Content-Type", "text/plain");
  return `User-agent: *\nAllow: /\nDisallow: /adm\nSitemap: ${site}/sitemap.xml\n`;
});