In order to run this example yourself, you'll need to:
- Register an application at: https://developer.spotify.com/my-applications/
- Use "http://localhost:8080/callback" as the redirect URI
- Set the SPOTIFY_ID environment variable to the client ID you got in step 1.
- Set the SPOTIFY_SECRET environment variable to the client secret from step 1.
- Set the NOSTR_KEY environment variable to the nostr account you want to post to