add_filter('xmlrpc_enabled', '__return_false');

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<?xml-stylesheet type="text/xsl" href="https://ravely.pl/wp-sitemap.xsl" ?>
<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9"><url><loc>https://ravely.pl/soon/</loc><lastmod>2022-06-19T17:30:21+02:00</lastmod></url></urlset>