- Define shared payment types and interfaces in payment.ts
- Create PaymentModal component for handling payment interactions
- Implement payment API client for initiating and confirming payments
- Add payment history management with localStorage
- Create PaymentsPage for displaying payment status and history
- Introduce utility functions for money conversion and formatting
- Set up hooks for managing payment flow and state
- Update SeamanBookApplicationPage to utilize new payment modal
- Add tests for payment API functions and history management
