# 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).
## [Unreleased]
### Added
- Enhanced error handling and logging
- Support for additional MCP clients
### Changed
- Improved documentation and examples
- Enhanced security measures
## [1.2.4] - 2024-09-07
### Added
- Node.js 24.7.0 support with modern runtime features
- Built-in fetch API integration (Node.js 18+)
- Docker build optimization with .dockerignore
- Enhanced GitHub Actions workflows
### Changed
- Upgraded Node.js requirement to >=24.7.0
- Replaced node-fetch with built-in fetch API for better performance
- Updated Dockerfile to use modern npm syntax (--omit=dev)
- Improved package.json formatting and structure
### Fixed
- Docker build failures with dependency conflicts
- Package-lock.json sync issues
- npm cache problems in CI/CD pipelines
- GitHub Actions workflow compatibility
### Removed
- node-fetch dependency (no longer needed with Node.js 24.7.0)
- Deprecated npm flags and commands
### Performance
- Reduced package size by removing unnecessary dependencies
- Faster HTTP requests with built-in fetch API
- Optimized Docker image builds
## [1.2.1] - 2024-09-07
### Added
- Public npm package availability
- Enhanced documentation and examples
- GitHub Actions for automated testing and publishing
### Security
- Removed hardcoded API keys and sensitive information
- Environment variable-based configuration
- Secure API key validation
## [1.2.0] - 2024-09-07
### Added
- Initial public release of @medikode/mcp-server
- 5 MCP tools: validate_codes, qa_chart, parse_eob, score_raf, multi_validate
- Support for Claude Desktop, Cursor, and other MCP-compatible clients
- Comprehensive documentation and setup guides
- npm package with npx support
### Security
- Environment variable-based API key configuration
- Removed hardcoded API keys and sensitive information
### Performance
- Optimized package size and dependencies
## [1.1.0] - 2024-09-06
### Added
- MCP server implementation with stdio transport
- WebSocket support for real-time communication
- Database integration for usage tracking
- Environment routing (sandbox/production)
- Comprehensive test suite
### Changed
- Refactored codebase for better maintainability
- Improved error handling and logging
- Enhanced API service integration
## [1.0.0] - 2024-09-05
### Added
- Initial MCP server implementation
- Basic tool support for medical coding
- API integration with Medikode backend
### Changed
- Updated dependencies and security patches
- Improved performance and reliability
---
## Version History
- **1.2.1**: First public npm release with clean codebase
- **1.2.0**: Internal release with full MCP implementation
- **1.1.0**: Beta release with core functionality
- **1.0.0**: Initial alpha release
## Migration Guide
### From 1.2.0 to 1.2.1
- **Breaking**: Removed hardcoded API keys - now requires `MEDIKODE_API_KEY` environment variable
- **Breaking**: Changed default API key environment variable from `MCP_API_KEY` to `MEDIKODE_API_KEY`
- **Added**: Public npm package availability
- **Added**: Enhanced documentation and examples
### From 1.1.0 to 1.2.0
- **Added**: Full MCP protocol implementation
- **Added**: WebSocket support
- **Added**: Database integration
- **Changed**: Improved error handling and logging
### From 1.0.0 to 1.1.0
- **Added**: Enhanced tool support
- **Added**: Better API integration
- **Changed**: Improved performance and reliability
