During March 2025, contributed to the khoanguyen-st/greenPREP repository by implementing the Reading test workflow, introducing a private Reading route along with ReadingIntroduction and ReadingPage components to present test information within the application. The work involved refactoring the EnterSessionKey component to enhance styling and input validation, ensuring a more reliable user interface. React Buddy development files were added to streamline component development and preview processes. Code hygiene was improved by removing unused variables, reducing potential lint issues. This feature was developed using React, Ant Design, and JavaScript, focusing on frontend development and routing to support a smoother reading test experience.