Worked on the karlseguin/quickjs repository to enhance the accuracy of project documentation, focusing on clarifying the behavior of class ID allocation within the C codebase. Addressed a documentation bug by updating a comment in quickjs.c to specify that a new class ID is allocated only when the pclass_id parameter is zero, ensuring the documentation aligns with the actual implementation. This targeted fix supports safer ongoing development and streamlines onboarding for new contributors. The work primarily involved C programming and documentation skills, emphasizing careful attention to detail and a commitment to reducing potential misinterpretations for future maintainers and collaborators.