During September 2025, Lazaro refactored the NullAway repository to simplify its API by removing an unnecessary Predicate from the Java codebase. This change streamlined the nullness analysis and propagation APIs, reducing configuration overhead and making the public API easier to understand without altering existing functionality. Lazaro focused on code refactoring and static analysis, ensuring that the update improved maintainability and onboarding for new contributors. The work involved a single, targeted commit aligned with project goals, demonstrating careful Java development and attention to API design. No bug fixes were addressed during this period, as the primary emphasis was on clean architectural improvement.