🐛 Fixed more errors coming from upgrading SvelteKit

frontend/src/routes/play/+page.server.ts

@@ -1,7 +1,8 @@
 import { signedIn } from '$lib/stores';
 
-export async function load({ url, session }) {
-	if (session.authenticated) {
+export async function load({ url, parent }) {
+	const { email } = await parent();
+	if (email) {
 		signedIn.set(true);
 	}
 	const token = url.searchParams.get('pin');

frontend/src/routes/play/+page.svelte

@@ -1,8 +1,4 @@
-<!--
-  - This Source Code Form is subject to the terms of the Mozilla Public
-  - License, v. 2.0. If a copy of the MPL was not distributed with this
-  - file, You can obtain one at https://mozilla.org/MPL/2.0/.
-  -->
+<!--suppress ALL -->
 <script lang="ts">
 	import { socket } from '$lib/socket';
 	import JoinGame from '$lib/play/join.svelte';
@@ -49,6 +45,8 @@
 
 	const confirmUnload = () => {
 		event.preventDefault();
+		// eslint-disable-next-line @typescript-eslint/ban-ts-comment
+		// @ts-ignore
 		event.returnValue = '';
 	};
 
@@ -94,6 +92,12 @@
 	// The rest
 </script>
 
+<!--
+  - This Source Code Form is subject to the terms of the Mozilla Public
+  - License, v. 2.0. If a copy of the MPL was not distributed with this
+  - file, You can obtain one at https://mozilla.org/MPL/2.0/.
+  -->
+
 <svelte:window on:beforeunload={confirmUnload} />
 <svelte:head>
 	<title>ClassQuiz - Play</title>