import type { LoaderFunctionArgs } from "react-router"; export const loader = (arg: LoaderFunctionArgs) => { const host = arg.request.headers.get("x-forwarded-host") || arg.request.headers.get("host") || ""; return new Response( ` User-agent: * Disallow: /api/ Sitemap: https://${host}/sitemap.xml `, { headers: { "Content-Type": "text/plain", }, status: 200, } ); };