---
const canonicalURL = new URL(Astro.url.pathname, Astro.site);
---
<head>
<meta content="IE=edge" http-equiv="X-UA-Compatible" />
<meta content="text/html; charset=utf-8" http-equiv="content-type" />
<meta content="width=device-width, initial-scale=1" name="viewport" />
<meta content="index, follow" name="robots" />
<meta content="Description" name="description" />
<link href="/feed.xml" rel="alternate" title="RSS" type="application/atom+xml" />
<link href="/sitemap-index.xml" rel="sitemap" />
<link href={canonicalURL} rel="canonical" />
<title>Title</title>
</head>