feat(#67): Add support for multiple pokedexes per user

src/routes/pokedex/[id]/+page.server.ts

@@ -0,0 +1,28 @@
+import { error, redirect } from '@sveltejs/kit';
+import PokedexRepository from '$lib/repositories/PokedexRepository';
+import type { PageServerLoad } from './$types';
+
+export const load: PageServerLoad = async ({ locals, params }) => {
+	const { safeGetSession, supabase } = locals;
+	const { session, user } = await safeGetSession();
+
+	// Require authentication
+	if (!session || !user) {
+		throw redirect(303, '/signin');
+	}
+
+	const { id } = params;
+
+	// Fetch pokédex to verify ownership (RLS will also block, but we want a proper 404)
+	const repo = new PokedexRepository(supabase, user.id);
+	const pokedex = await repo.findById(id);
+
+	if (!pokedex) {
+		// Either doesn't exist or user doesn't own it
+		throw error(404, 'Pokédex not found');
+	}
+
+	return {
+		pokedex
+	};
+};