openapi-mcp-generator/CHANGELOG.md

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# Changelog
All notable changes to this project will be documented in this file.
The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
## [3.1.2] - 2025-06-08
### Fixed
- Prevent stack overflow (RangeError: Maximum call stack size exceeded) when processing recursive or cyclic OpenAPI schemas (e.g., self-referencing objects).
- Added cycle detection to schema mapping, ensuring robust handling of recursive structures.
## [3.1.1] - 2025-05-26
### Added
- Introduced a new executable command-line script for easier usage in Unix-like environments.
### Changed
- Use new CLI entry point to use the new `bin/openapi-mcp-generator.js` file.
- Updated build script to ensure the new CLI file has the correct permissions.
- Refactored `index.ts` to streamline argument parsing and error handling.
## [3.1.0] - 2025-05-18
### Added
- Programmatic API to extract MCP tool definitions from OpenAPI specs
- New exportable `getToolsFromOpenApi` function for direct integration in code
- Advanced filtering capabilities for programmatic tool extraction
- Comprehensive documentation in PROGRAMMATIC_API.md
- Updated README with programmatic API usage examples
### Changed
- Improved module structure with better exports
- Enhanced detection of module execution context
## [3.0.0] - 2025-04-26
### Added
- Streamable HTTP support for OpenAPI MCP generator, enabling efficient handling of large payloads and real-time data transfer.
- Major architectural refactor to support streaming responses and requests.
### Fixed
- Multiple bugs related to HTTP/HTTPS connection handling, stream closure, and error propagation in streaming scenarios.
- Fixed resource leak issues on server aborts and client disconnects during streaming.
### Changed
- Major version bump due to breaking changes in API and internal structures to support streaming.
- Updated documentation to reflect new streaming capabilities and usage instructions.
- Enhanced performance and robustness of HTTP/HTTPS transport layers.
## [2.0.0] - 2025-04-12
### Added
- Runtime argument validation using Zod
- JSON Schema to Zod schema conversion
- Improved error handling and formatting
- TypeScript strict mode enabled
- Buildable project structure with proper TypeScript configuration
- Enhanced project documentation
- Better support for OpenAPI request body handling
- Support for multiple content types
### Changed
- Simplified transport layer to only support stdio transport
- Removed support for WebSocket and HTTP transports
- Updated to use @modelcontextprotocol/sdk v1.9.0
- Improved CLI interface with better error messages
- Enhanced type safety throughout the codebase
- Better handling of path parameters and query strings
- More robust OpenAPI schema processing
### Fixed
- Path parameter resolution in URLs
- Content-Type header handling
- Response processing for different content types
- Schema validation error messages
- Building and packaging issues
## [1.0.0] - Initial Release
### Added
- Basic OpenAPI to MCP server generation
- Support for GET, POST, PUT, DELETE methods
- Basic error handling
- Simple CLI interface
- Basic TypeScript support