add llm and md

html/index.html

@@ -36,6 +36,8 @@
 <meta property="og:locale" content="ru_RU">
 <meta name="twitter:card" content="summary_large_image">
 <meta name="twitter:image" content="https://olapka.ru/img/og-cover.jpg">
+<link rel="describedby" type="text/plain" href="/llms.txt">
+<link rel="alternate" type="text/markdown" href="/index.md" title="Главная и тарифы — Markdown">
 <script type="application/ld+json">{
   "@context": "https://schema.org",
   "@graph": [