During November 2025, Minut1 contributed to the google/perfetto repository by enhancing the window management API to improve cross-language alignment. They introduced new fields, client_visible in WindowToken and visible_requested in WindowContainer, ensuring the native protocol buffer definitions matched their Java counterparts. This backend development work clarified API contracts and streamlined integration between native and Java components, reducing future maintenance overhead. The implementation focused on protocol buffer schema updates, laying groundwork for more consistent window management flows across languages. While the contribution was focused and limited to a single feature, it addressed a nuanced interoperability challenge with careful attention to technical detail.