feat: initialize portfolio site with core components, pages, and content structure, and update Next.js configuration.

app/components/GoogleAnalytics.tsx

@@ -5,10 +5,14 @@ import Script from "next/script";
 const GA_MEASUREMENT_ID = "G-QTT9QT0T3S";
 
 export default function GoogleAnalytics() {
+  if (process.env.NODE_ENV !== "production") {
+    return null;
+  }
+
   return (
     <>
-      <Script src="/sys/libs/vendor-utils.js" strategy="afterInteractive" />
-      <Script id="google-analytics" strategy="afterInteractive">
+      <Script src="/sys/libs/vendor-utils.js" strategy="lazyOnload" />
+      <Script id="google-analytics" strategy="lazyOnload">
         {`
           window.dataLayer = window.dataLayer || [];
           function gtag(){dataLayer.push(arguments);}