During January 2025, Wei Jingkai contributed to the Tencent/cherry-markdown repository by addressing a user interface inconsistency in the toolbar’s icon set. Focusing on front-end development with JavaScript, Wei delivered a targeted bug fix that involved renaming the inline code icon identifier from 'inlineCode' to 'code'. This change resolved rendering and behavior issues, aligning the icon naming convention with the rest of the codebase and improving overall user experience. The update was implemented as a single, well-scoped commit, demonstrating careful version control and traceability. Wei’s work enhanced UI consistency and reduced potential confusion for both users and developers.