- Improved `testPaymentMethods` endpoint in InvoicesController for better client ID testing.
- Enhanced `testWhmcsPaymentMethods` method in InvoicesService with improved logging and error handling.
- Updated `getPaymentMethods` in WhmcsPaymentService to bypass cache and improve debugging.
- Refined payment method transformation in WhmcsDataTransformer for better API response handling.
- Added detailed debug information in Checkout and AddressConfirmation components for troubleshooting.