SATSBUDDY iPhone app for SATSCARD

@notmandatory and me made this app happen because we frequently give out SATSCARDs as gifts

SATSBUDDY is in alpha on TestFlight, send (sweep) support coming soon...

- SATSBUDDY on TestFlight: https://testflight.apple.com/join/Pq7KwWzB

- SATSBUDDY on GitHub: https://github.com/reez/SatsBuddy

- Rust implementation of Coinkite Tap Protocol: https://github.com/bitcoindevkit/rust-cktap

- Coinkite Tap Protocol: https://github.com/coinkite/coinkite-tap-proto

- SATSCARD: https://satscard.com