- Introduce `mollieProvider` for handling Mollie payments
- Add configurable payment hooks for initialization and processing
- Implement `initPayment` logic to create Mollie payments and update metadata
- Include types for Mollie integration in payments and refunds
- Update `package.json` to include `@mollie/api-client` dependency
- Refactor existing payment-related types into modular files for better maintainability
- Remove currency, logger, validation utilities, and base/test provider logic
- Delete associated tests and TypeScript definitions for deprecated modules
- Clean up exports in `src/utils` to reflect module removals
