During January 2026, Journeyding contributed to the Tencent/tdesign-flutter repository by developing enhancements for the tab bar indicator animation. The work introduced both linear and elastic animation options for tab transitions, aiming to provide users with more dynamic and responsive visual feedback during navigation. Implemented in Dart using Flutter, the feature focused on improving the overall user experience by making tab changes smoother and more engaging. The development process involved close collaboration with another contributor, reflecting effective code co-authorship. While the scope was limited to a single feature, the work established a foundation for future animation improvements in the project.