New docs/mcp.md covers MCP server setup with Claude Desktop, Cursor,
and Claude Code, lists all 76 tools across 16 domains, includes example
conversations, and documents security considerations.
New docs/openapi.md covers Swagger UI setup, SDK generation for
TypeScript/Python/Go/Java, Postman import, spec validation, and
contract testing with schemathesis.
Updated cross-references in concepts.md and architecture.md.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>