feat: add GoatCounter analytics

Author: Bharath-code

docs/index.html

@@ -31,6 +31,9 @@
         href="https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;800&family=JetBrains+Mono:wght@400;500;700&display=swap"
         rel="stylesheet">
 
+    <!-- GoatCounter Analytics -->
+    <script data-goatcounter="https://bharathkumar.goatcounter.com/count" async src="//gc.zgo.at/count.js"></script>
+
     <style>
         :root {
             --bg: #030305;