During March 2026, Chui enhanced the stripe/stripe-js repository by introducing the unitAmountDecimal property to the StripeCheckoutLineItem type, enabling more precise handling of decimal unit amounts in payment transactions. This update required careful API development and integration with TypeScript to ensure type safety and maintain compatibility. Chui also upgraded Stripe.js to version 9.0.2, aligning the codebase with the new decimal capability and improving overall compatibility. The work was supported by comprehensive unit testing to validate the changes. Over the course of the month, Chui focused on depth and correctness, delivering a targeted feature that addressed a specific transactional need.