Kagi is amazing and I also instantly bought myself a subscription when they added lightning support. Maybe should convince them to use btcpayserver over open sats.
They seem like they may have a similar ethos to nostr. I will write them to add nostr key support in lieu of email. https://image.nostr.build/6f82b87c398a3f9376c9545d8e748c58dac7650c177e23360c68258f90a30c7a.jpg