This release adds support for silent payment addresses as defined in BIP-352.
# Decode
addr = Bech32::SilentPaymentAddr.parse('sp1qqgste7k9hx0qftg6qmwlkqtwuy6cycyavzmzj85c6qdfhjdpdjtdgqjuexzk6murw56suy3e0rd2cgqvycxttddwsvgxe2usfpxumr70xc9pkqwv')
# sp version
addr.version
=> 0
# scan public key
addr.scan_key
=> '0220bcfac5b99e04ad1a06ddfb016ee13582609d60b6291e98d01a9bc9a16c96d4'
# spend public key
addr.spend_key
=> '025cc9856d6f8375350e123978daac200c260cb5b5ae83106cab90484dcd8fcf36'
# Encode
addr = Bech32::SilentPaymentAddr.new('sp', 0, '0220bcfac5b99e04ad1a06ddfb016ee13582609d60b6291e98d01a9bc9a16c96d4', '025cc9856d6f8375350e123978daac200c260cb5b5ae83106cab90484dcd8fcf36')
# sp address
addr.to_s
=> 'sp1qqgste7k9hx0qftg6qmwlkqtwuy6cycyavzmzj85c6qdfhjdpdjtdgqjuexzk6murw56suy3e0rd2cgqvycxttddwsvgxe2usfpxumr70xc9pkqwv'bech32 cli also support SP decoding.