refactor: move server-only code (resolves #2)

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

@@ -1,5 +1,5 @@
 import type { PageServerLoad } from './$types';
-import { ensureAuth } from '$lib/auth';
+import { ensureAuth } from '$lib/server/session';
 import { error, redirect, type Actions } from '@sveltejs/kit';
 import { extractFormData } from '$lib/extractFormData';
 import { aktis, ratings } from '$lib/server/db/schema';