Luhua worked on the MicrosoftEdge/MSEdgeExplainers repository, focusing on clarifying the deletion semantics of the OPFS LocalFolder. By updating documentation, Luhua explained that while the LocalFolder itself cannot be deleted, its contents can be removed using specific methods, reducing ambiguity for developers. The work involved analyzing the interaction between the OPFS root handle and the LocalFolder handle, ensuring the documentation aligned with the specification. Using JavaScript and expertise in the File System Access API and Web APIs, Luhua’s contribution improved onboarding and consistency, addressing developer confusion and supporting faster integration with OPFS APIs. The work demonstrated careful attention to technical detail.