seems like a massive waste of resources... you're making 800 http requests to firebase. If you don't want to use a database at least setup some sort of cron tha

seems like a massive waste of resources... you're making 800 http requests to firebase. If you don't want to use a database at least setup some sort of cron that just updates a giant JSON file so the users don't have to DDOS firebase. Other than that it looks great.