mycards.data library Null safety

Data layer for My cards feature.

Classes

IPaymentCardService
Payment cards data source interface
ITransactionService
Transactions data source interface
PaymentCardModel
Payment card data model
PaymentCardRepository
Payment card repository implementation of IPaymentCardRepository
PaymentCardService
Payment cards data source implementation of IPaymentCardService using HttpClient
TransactionModel
Transaction data model
TransactionRepository
Transaction repository implementation of ITransactionRepository
TransactionService
Transactions card data source implementation of ITransactionService using HttpClient