Update analytics script for user anonymity

Replaced Google Analytics script with Custom Salted Analytics for user anonymity.

Author: rhenryw

index.html

@@ -13,16 +13,13 @@
       href="https://fonts.googleapis.com/css2?family=Material+Symbols+Outlined:opsz,wght,FILL,GRAD@20..48,100..700,0..1,-50..200"
     />
 
-    <!-- Google tag (gtag.js) -->
-    <script async src="https://www.googletagmanager.com/gtag/js?id=G-1JJD0ZQSCZ"></script>
-    <script>
-      window.dataLayer = window.dataLayer || [];
-      function gtag(){dataLayer.push(arguments);}
-      gtag('js', new Date());
-
-      gtag('config', 'G-1JJD0ZQSCZ');
-    </script>
-
+    <!-- Custom Salted Analytics (maintains user anonymity) -->
+    <script
+    src="https://analytics.rhw.one/api/script.js"
+    data-site-id="undefined"
+    defer
+    ></script>
+    
     <!-- Primary Meta Tags -->
     <title>Simple tools.lol</title>
     <meta name="title" content="SimpleTools.lol" />