I was looking for a way to have just one static QR code attached to my lightning address to receive nostr zaps (for the Nostr stand at bitcoin amsterdam conference). So nostr:npub18hwpk5qep3ptnmzatq22ptwr9mth7ccrku56rdntwpxjxlkfyr2qrav8du tipped me to use a LNURLP endpoint with the same amount for t...