Peiyang He contributed to the slatedb repository by updating and refining simulation documentation to clarify the use of a SQLite-backed database copy within the simulation workflow. Working primarily with Rust, Peiyang focused on aligning documentation with current code behavior, particularly in the dst.rs module, ensuring that developer guidance accurately reflected recent changes. This work addressed outdated information, reduced the risk of misconfiguration, and improved onboarding for new contributors. By tying documentation updates directly to specific commits and code paths, Peiyang enhanced the maintainability of the project and supported a smoother development process, demonstrating attention to detail and technical accuracy.