During August 2025, Jakub Szumski enhanced the square/wire repository by improving Swift code generation reliability and aligning UI state with evolving Protocol Buffer definitions. He addressed a naming collision issue that arose when a oneof field was named 'container', updating the codegen logic to rename the internal variable and prevent conflicts in Swift. Jakub also extended the Screen Swift model by adding a new container case to the View enum, ensuring accurate reflection of proto changes and supporting robust serialization and deserialization. His work leveraged Kotlin, Swift, and Protocol Buffers, demonstrating thoughtful attention to evolving data models and code generation fidelity.