deriveExtendedKey method
Implementation
(OrchardExtendedSpendingKey, OrchardFullViewingKey) deriveExtendedKey(
List<int> seedBytes,
) {
final masterKey = generateFromSeed(seedBytes);
final spendKey = OrchardSpendingKey(masterKey.key);
final fvk = OrchardFullViewingKey.fromSpendKey(spendKey);
final extendKey = OrchardExtendedSpendingKey(
sk: spendKey,
keyData: Bip32KeyData(chainCode: masterKey.chainCode),
);
return (extendKey, fvk);
}