add sitemap

superpage/src/layouts/Head.astro

@@ -3,6 +3,23 @@ const { title = 'Educação que garante sua segurança', ...props } = Astro.prop
 ---
 
 <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-<link rel="icon" type="image/svg+xml" href="/favicon.svg" />
 <meta name="generator" content={Astro.generator} />
+<link rel="sitemap" href="/sitemap-index.xml" />
+<link rel="icon" type="image/svg+xml" href="/favicon.svg" />
 <title>{title} &mdash; EDUSEG&reg;</title>
+
+<script type="text/partytown" src="https://www.googletagmanager.com/gtag/js?id=G-GSTQ17E9DJ"></script>
+<script type="text/partytown">
+  window.dataLayer = window.dataLayer || []
+  window.gtag = function gtag() {
+    dataLayer.push(arguments)
+  }
+  gtag('js', new Date())
+  gtag('config', 'G-GSTQ17E9DJ')
+</script>
+
+<script type="text/partytown" src="/fbevents.js"></script>
+<script type="text/partytown">
+  fbq('init', '1668701220059147')
+  fbq('track', 'PageView')
+</script>

superpage/src/pages/404.astro

@@ -0,0 +1,5 @@
+---
+import Layout from '~/layouts/Layout.astro'
+---
+
+<layout>...</layout>