Arjan Sbal enhanced the HTTP/2 frame reading API in the golang/net repository by refactoring the existing ReadFrame method into two distinct functions, ReadFrameHeader and ReadFrameForHeader. This approach allowed callers to inspect frame headers before decoding bodies, supporting more informed flow control and error handling. Working primarily in Go, Arjan applied skills in API design, network programming, and refactoring to update frame order validation and improve reliability. The changes addressed maintainability and observability challenges in HTTP/2 processing, enabling smarter decision-making and easier debugging. Over the month, Arjan focused on feature development, delivering a targeted and technically sound improvement.