add link to the publishing docs

Author: imor

website/pages/index.tsx

@@ -70,7 +70,9 @@ const IndexPage: NextPageWithLayout = () => {
             Popular packages
           </p>
           <div className="grid sm:grid-cols-8 md:grid-cols-12 gap-4">
-            {data?.map((pkg: any) => <PackageCard key={pkg.id} pkg={pkg} />)}
+            {data?.map((pkg: any) => (
+              <PackageCard key={pkg.id} pkg={pkg} />
+            ))}
           </div>
         </div>
 
@@ -93,6 +95,14 @@ const IndexPage: NextPageWithLayout = () => {
               <Link href="/installer" className="border-b">
                 here
               </Link>
+              . Publish your own trusted language extension by following{' '}
+              <Link
+                href="https://supabase.github.io/dbdev/"
+                className="border-b"
+              >
+                the publishing guide
+              </Link>
+              .
             </p>
           </div>
         </div>