Fanyishang focused on improving codebase hygiene and documentation reliability across projects such as firedancer-io/firedancer, erigontech/erigon, and use-ink/ink. Over two months, Fanyishang refactored comments, corrected grammar, and updated references in Go and protobuf files, ensuring clarity and consistency without altering core functionality. By addressing naming inconsistencies and fixing outdated documentation links, Fanyishang reduced onboarding friction and minimized the risk of misinterpretation for future contributors. The work demonstrated attention to detail in code review and documentation, establishing standards that lower long-term maintenance costs and support developer productivity across multiple repositories using Go, Markdown, and protobuf technologies.