Add initial Next.js dashboard files

app/query/route.ts

@@ -0,0 +1,26 @@
+// import postgres from 'postgres';
+
+// const sql = postgres(process.env.POSTGRES_URL!, { ssl: 'require' });
+
+// async function listInvoices() {
+// 	const data = await sql`
+//     SELECT invoices.amount, customers.name
+//     FROM invoices
+//     JOIN customers ON invoices.customer_id = customers.id
+//     WHERE invoices.amount = 666;
+//   `;
+
+// 	return data;
+// }
+
+export async function GET() {
+  return Response.json({
+    message:
+      'Uncomment this file and remove this line. You can delete this file when you are finished.',
+  });
+  // try {
+  // 	return Response.json(await listInvoices());
+  // } catch (error) {
+  // 	return Response.json({ error }, { status: 500 });
+  // }
+}