Set up auth + corrected local db

src/app/page.tsx

@@ -1,3 +1,19 @@
+import { auth } from "~/server/auth";
+
 export default async function Home() {
-  return <h1>ls</h1>;
+  const session = await auth();
+  if (!session) {
+    <main>
+      <h1>Not signed in</h1>
+    </main>;
+  }
+
+  return (
+    <main>
+      <h1>ls</h1>
+      <pre>
+        <code>{JSON.stringify(session, undefined, 2)}</code>
+      </pre>
+    </main>
+  );
 }