perf: parallelize database queries (resolves #5)

src/routes/akti/[aktiId]/+page.server.ts

@@ -9,15 +9,16 @@ import * as v from 'valibot';
 import { resolve } from '$app/paths';
 
 export const load: PageServerLoad = async (event) => {
-	const akti = await db.query.aktis.findFirst({
-		where: eq(aktis.id, event.params.aktiId),
-		with: { author: true }
-	});
-
-	const r = await db.query.ratings.findMany({
-		with: { user: true },
-		where: eq(ratings.aktiId, event.params.aktiId)
-	});
+	const [akti, r] = await Promise.all([
+		db.query.aktis.findFirst({
+			where: eq(aktis.id, event.params.aktiId),
+			with: { author: true }
+		}),
+		db.query.ratings.findMany({
+			with: { user: true },
+			where: eq(ratings.aktiId, event.params.aktiId)
+		})
+	]);
 
 	if (!akti) {
 		error(404, { message: 'Die Akti gits garnid, sorry...' });