Add nostr:npub19hg5pj5qmd3teumh6ld7drfz49d65sw3n3d5jud8sgz27avkq5dqm7yv9p to BTCPay Server 🏗️

1) lower the barrier for merchants and website operators to accept #bitcoin payments

2) let them connect more wallet services to power their nostr:npub155m2k8ml8sqn8w4dhh689vdv0t2twa8dgvkpnzfggxf4wfughjsq2cdcvg

https://guides.getalby.com/developer-guide/v/bounties/nwc-bounties#add-nwc-to-btcpay-server