Introduced new logging system with QInstallMessageHandler. Refactored NetworkService for better modularity and added new methods to handle transaction data. Updated database schema and TransactionDAO to support external transaction ID. Cleaned up and streamlined transaction processing in GetLastDaysHistoryScript.
Replaced `PayByPhoneScript` with `GetLastDaysHistoryScript` in `main.cpp`. Introduced enhanced date/time utilities and improved database timestamp handling with `DateUtils`. Refactored `TransactionDAO` methods to separate parsing logic and added support for retrieving recent transactions within specified hours. Added the `GetLastDaysHistoryScript` class to parse and save recent transaction history.
