[site]: Move scripts stuff into the site/public folder and integrate into site

site/pages/index.js

@@ -52,9 +52,24 @@ export default function Home() {
           >
             <h3 className="text-2xl font-semibold">▸ Contribute</h3>
             <p className="mt-4 text-xl">
-              Checkout the Portal.js repository on github
+              Checkout the Portal.js repository on Github.
             </p>
           </a>
+
+          <a
+            href="/publish/"
+            className="p-6 mt-6 text-left border w-96 rounded-xl hover:text-blue-600 focus:text-blue-600"
+          >
+            <h3 className="text-2xl font-semibold">▸ Publish</h3>
+            <p className="mt-4 text-xl">
+              Learn how to publish data stored on Github using Portal.js and Github Pages.
+            </p>
+          </a>
+          {/* Use code below to create an invisible dummy box on the right of Publish box for a good UI look. */}
+          <a
+            className="p-6 mt-6 text-left w-96 rounded-xl hover:text-blue-600 focus:text-blue-600"
+          >
+          </a>
         </div>
       </main>
     </Layout>