Yeah for Zaps you can just use your Alby or even Fountain lightning address.

In the nostr:npub1v5ufyh4lkeslgxxcclg8f0hzazhaw7rsrhvfquxzm2fk64c72hps45n0v5 you can add your Nostr npub to your account so people can find it if they follow you on Fountain already.