feat: add google tag

src/app/layout.tsx

@@ -35,8 +35,8 @@ function RootLayout({ children }: { children: ReactNode }): ReactElement {
               `,
           }}
         />
-        {/* google */}
+        {/* google Analytics */}
-        <script async src="https://www.googletagmanager.com/gtag/js?id=G-3VNFGQNP7Z" />
+        <script async src="https://www.googletagmanager.com/gtag/js?id=G-3VNFGQNP7Z"></script>
         <script
           dangerouslySetInnerHTML={{
             __html: `
@@ -47,6 +47,23 @@ function RootLayout({ children }: { children: ReactNode }): ReactElement {
             `,
           }}
         />
+        {/* google tag */}
+        <script
+          dangerouslySetInnerHTML={{
+            __html: `
+              (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-M6PF7XLN');
+            `,
+          }}
+        />
+        {/* Google Tag Manager (noscript) */}
+        <noscript>
+          <iframe src="https://www.googletagmanager.com/ns.html?id=GTM-M6PF7XLN" height="0" width="0" style={{ display: "none", visibility: "hidden" }}></iframe>
+        </noscript>
+        {/* End Google Tag Manager (noscript) */}
       </body>
     </html>
   );