Worked on the microsoft/vscode-docs repository to enhance the documentation for VS Code Copilot chat features, focusing on improving clarity and usability for developers. Applied technical writing and content editing skills to refine explanations of workspace indexing options, custom agents, and agent planning workflows. Used Markdown to deliver targeted proofreading updates that clarified how workspace indexing affects Copilot chat and provided more accessible guidance on customizing chat agents. The work aimed to reduce ambiguity in the documentation, supporting smoother onboarding and adoption of Copilot chat features. No bugs were addressed during this period, with efforts concentrated on documentation quality and structure.