Nostr relays are a great replacement for backends of smaller apps.

I created a website where Cashu workshop participants can leave questions for the Q&A session beforehand.

Instead of saving submission to a database the website creates a throwaway key and sends the data as a DM to me 🤙

Here is the code: https://github.com/Egge21M/cashu-qna/blob/main/src/App.tsx