3 files for Claude Code and GitHub Copilot: generate-typescript-mcp-server, excel_mcp_server copilot-instructions.md, excel_mcp_server CLAUDE.md — 7,428 tokens loaded in every session.
.github/copilot-instructions.md A 4,395 tok CLAUDE.md A 3,033 tok .github/agents/generate-typescript-mcp-server.agent.md A 22 tok These files are SuperPyonchiX/excel_mcp_server's own configuration — they tell Claude Code and GitHub Copilot how to work on this repository, so they are not mods to install elsewhere. Copy one as a starting point and replace the parts that are about this project.