chore(next-auth): add github as oauth provider

auth.ts

@@ -1,11 +1,12 @@
 import { EdgeDBAdapter } from '@auth/edgedb-adapter';
 import { createClient } from 'edgedb';
 import NextAuth from 'next-auth';
+import Github from 'next-auth/providers/github';
 
 const client = createClient({ dsn: process.env.AUTH_EDGEDB_DSN });
 
 export const { handlers, auth, signIn, signOut } = NextAuth({
   adapter: EdgeDBAdapter(client),
-  providers: []
+  providers: [Github]
 });
 

src/app/page.tsx

@@ -1,16 +1,25 @@
-import React from 'react';
-
-import Counter from '@/components/counter';
-import GithubCorner from '@/components/github-corner';
-
-export default function Home() {
-  return (
-    <main className='flex h-full w-full flex-col items-center justify-center'>
-      <GithubCorner
-        title='Get started on GitHub'
-        url='https://github.com/doinel1a/next-ts-shadcn-ui'
-      />
-      <Counter />
-    </main>
-  );
-}
+import React from 'react';
+
+import { auth } from 'auth';
+
+import Counter from '@/components/counter';
+import GithubCorner from '@/components/github-corner';
+
+export default async function Home() {
+  const session = await auth();
+
+  return (
+    <main className='flex h-full w-full flex-col items-center justify-center'>
+      <GithubCorner
+        title='Get started on GitHub'
+        url='https://github.com/doinel1a/next-ts-shadcn-ui'
+      />
+
+      {session?.user?.name && (
+        <h1 className='mb-2.5 text-3xl font-bold'>Welcome {session.user.name}</h1>
+      )}
+
+      <Counter />
+    </main>
+  );
+}