perf: apply Vercel React best practices (async-parallel and server-serialization)

app/services/page.tsx

@@ -19,8 +19,9 @@ export async function generateMetadata(): Promise<Metadata> {
 
 export default async function ServicesPage() {
     const [services, locations] = await Promise.all([
-        sql`SELECT * FROM services ORDER BY display_order ASC`,
-        sql`SELECT * FROM locations ORDER BY display_order ASC`
+        // Vercel Best Practice: server-serialization - Select only required fields
+        sql`SELECT id, title, description, slug, icon_name, sub_services FROM services ORDER BY display_order ASC`,
+        sql`SELECT id, name, slug FROM locations ORDER BY display_order ASC`
     ]);
 
     const servicesSchema = {