8 files for Claude Code and GitHub Copilot: email-protocols-agent, mcp-protocol-agent, typescript-node-agent, PostToolUse and 4 more — 1,476 tokens loaded in every session.
.github/copilot-instructions.md A 150 tok CLAUDE.md A 1,326 tok .claude/settings.json A — .claude/settings.json A — .claude/settings.json A — .claude/agents/email-protocols-agent.md A 38 tok .claude/agents/mcp-protocol-agent.md A 37 tok .claude/agents/typescript-node-agent.md A 44 tok These files are soenkenils/mailbox-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.