Cache music as mp3 files on startup

src/hooks.server.ts

@@ -1,6 +1,8 @@
 import type { ServerInit } from '@sveltejs/kit';
 import { getDiscordClient } from '#lib/server/discord';
+import { refreshMusicCache } from '#lib/server/musicCache';
 
 export const init: ServerInit = () => {
 	getDiscordClient();
+	refreshMusicCache();
 };