Katie Horne focused on enhancing developer documentation and onboarding processes for the semgrep/mcp and semgrep/semgrep-network-broker repositories. She consolidated and clarified contributor and user guides, updated deployment instructions for both Python and Docker environments, and improved the organization of technical content using Markdown. Her work included removing outdated configuration examples and editorially refining documentation to reduce onboarding friction and support overhead. By prioritizing technical clarity and business value, Katie ensured that new users and contributors could more easily understand setup and usage, resulting in more maintainable documentation and a smoother onboarding experience for both MCP server and network broker projects.