During February 2026, contributed to the langgenius/dify repository by delivering two targeted front end enhancements using CSS and TypeScript. Developed a spin animation timing optimization that reduced perceived delays, resulting in a smoother and more responsive user interface. Additionally, expanded the workflow utilities by adding support for the Agent node type and implementing enhanced error handling, which increased the robustness and compatibility of workflow integrations across different nodes. The work focused on improving both visual performance and system resilience, demonstrating a practical approach to front end development and workflow management within a modern TypeScript and CSS codebase.