Worked on stabilizing navigation behavior in Flutter’s navigation package, focusing on the go_router repository. Addressed a critical bug where navigation stack corruption could occur if navigation was blocked by onEnter, leading to restoration of stale or invalid routes. Implemented a solution in Dart that ensures the current route is retained when navigation is blocked, preventing unexpected state restoration and improving reliability in edge-case scenarios. This work enhanced user experience by reducing navigation errors and maintaining stack integrity. Utilized skills in Flutter, mobile development, and routing to deliver a targeted fix, contributing to overall navigation stability within the flutter/packages ecosystem.