Hans Ko worked on the awslabs/mcp repository, focusing on improving the accuracy of Windows installation documentation. He identified and corrected a mismatch in the README, ensuring that Windows users are directed to the correct ecs-mcp-server.exe executable during installation. Using Markdown and applying disciplined documentation practices, Hans leveraged version control to align the installation guide with the actual binary, reducing potential confusion and installation errors. His work enhanced cross-platform clarity and supported faster onboarding for Windows users. While the scope was limited to a single documentation bug fix, the update demonstrated attention to detail and adherence to project documentation standards.