feat: add Google AdSense script to layout

src/app/layout.tsx

@@ -1,6 +1,7 @@
 import type { Metadata, Viewport } from "next";
 import { Geist, Geist_Mono } from "next/font/google";
 import { Analytics } from "@vercel/analytics/next";
+import Script from "next/script";
 import "./globals.css";
 
 const geistSans = Geist({
@@ -53,6 +54,12 @@ export default function RootLayout({
       >
         {children}
         <Analytics />
+        <Script
+          async
+          src="https://pagead2.googlesyndication.com/pagead/js/adsbygoogle.js?client=ca-pub-7207313144293144"
+          crossOrigin="anonymous"
+          strategy="afterInteractive"
+        />
       </body>
     </html>
   );