✨ Move basic SocketIO session handling to redis

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

@@ -60,6 +60,9 @@ SPDX-License-Identifier: MPL-2.0
 			connect();
 		}
 	});
+	socket.on("session_id", (d) => {
+		const session_id = d.session_id
+	})
 
 	socket.on('registered_as_admin', (data) => {
 		quiz_data = JSON.parse(data['game']);

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

@@ -72,6 +72,9 @@ SPDX-License-Identifier: MPL-2.0
 	socket.on('time_sync', (data) => {
 		socket.emit('echo_time_sync', data);
 	});
+	socket.on("session_id", (d) => {
+		const session_id = d.session_id
+	})
 
 	socket.on('connect', async () => {
 		console.log('Connected!');