feat: add gtm

Author: CoutoDev

src/components/BaseHead.astro

@@ -13,6 +13,13 @@ const canonicalURL = new URL(Astro.url.pathname, Astro.site);
 
 const { title } = Astro.props;
 ---
+<!-- Google Tag Manager -->
+<script>(function(w,d,s,l,i){w[l]=w[l]||[];w[l].push({'gtm.start':
+	new Date().getTime(),event:'gtm.js'});var f=d.getElementsByTagName(s)[0],
+	j=d.createElement(s),dl=l!='dataLayer'?'&l='+l:'';j.async=true;j.src=
+	'https://www.googletagmanager.com/gtm.js?id='+i+dl;f.parentNode.insertBefore(j,f);
+	})(window,document,'script','dataLayer','GTM-NNS54X6T');</script>
+	<!-- End Google Tag Manager -->
 
 <!-- Global Metadata -->
 <meta charset="utf-8" />

src/components/Header.astro

@@ -1,6 +1,10 @@
 ---
 import { SITE_TITLE } from '../consts';
 ---
+<!-- Google Tag Manager (noscript) -->
+<noscript><iframe src="https://www.googletagmanager.com/ns.html?id=GTM-NNS54X6T"
+	height="0" width="0" style="display:none;visibility:hidden"></iframe></noscript>
+<!-- End Google Tag Manager (noscript) -->
 
 <header class="bg-black border-b border-fuchsia-500/20">
 	<nav class="container mx-auto px-4 py-4 flex justify-center items-center">