LUD21 update - pin on withdrawal/payment

[arbadacarbaYK]

LUD21 update - pin on withdrawal/payment above a certain amount

• Configurable 4digit PIN per card (not UID cause random-UID is planned)
• Configurable amount
• Set card status to deactivated on 3 failed pin-retries
• Show descriptive Errors for "Wrong Pin" and "card disabled"

lnbits/tpos#16

[TaprootFreak]

Yes, we should do that!

[X-Hades-X]

I did a thing