@bear_ai/nexus-flow/CHANGELOG.md

Universal AI orchestrator - portal to any flow (claude-flow, qwen-flow, copilot-flow) with queen bee coordination system

# Changelog

All notable changes to the Nexus Flow 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).

## [1.0.0-alpha.2] - 2025-01-10

### Added
- **New AI Provider Adapters**: Added support for three high-priority LLM providers
  - Mistral AI adapter with function calling and agentic capabilities
  - Perplexity AI adapter optimized for research and web search
  - Cohere adapter with advanced tool use and RAG capabilities
- **Enhanced Authentication System**: Extended WebAuthManager for new providers
  - Web-based authentication flows for all new providers
  - Environment variable support (MISTRAL_API_KEY, PERPLEXITY_API_KEY, COHERE_API_KEY)
  - Provider-specific authentication instructions and guidance
- **Updated CLI Commands**: Extended auth command support
  - Added new provider options to login/logout commands
  - Enhanced help text with all provider authentication methods
  - Improved error handling and user guidance
- **Comprehensive Testing Suite**: Added extensive test coverage
  - Unit tests for individual adapter components
  - Integration tests for end-to-end workflows
  - Authentication system tests for all providers
  - Cross-provider coordination tests

### Enhanced Features
- **Adapter Factory Integration**: All new adapters fully integrated
  - Priority-based provider selection (Cohere: 8, Mistral: 7, Perplexity: 6)
  - Capability-based routing for optimal task delegation
  - Proper configuration validation and error handling
- **Advanced Agentic Capabilities**: Function calling and tool use support
  - Code execution, file operations, web search, and workflow coordination
  - Provider-specific optimizations (Mistral functions, Cohere tools, Perplexity research)
  - Real-time coordination between providers
- **Performance Optimizations**: Provider-specific tuning
  - Mistral: Optimized for orchestration and code generation
  - Perplexity: Specialized for research with web search and citations
  - Cohere: Enhanced for analysis with RAG and tool integration

### Technical Improvements
- **Type Safety**: Full TypeScript implementation for all new components
- **Error Handling**: Comprehensive error handling with provider-specific messages
- **Rate Limiting**: Built-in retry logic and exponential backoff
- **Load Management**: Concurrent task handling with proper load balancing
- **Event-Driven Architecture**: Real-time status updates and coordination events

### Provider Capabilities Matrix
| Provider   | Code Gen | Research | Analysis | Orchestration | Tools | Web Search |
|-----------|----------|----------|----------|---------------|-------|------------|
| Mistral   | ✅       | ✅       | ✅       | ✅            | ✅    | ❌         |
| Perplexity| ✅       | ✅✅✅    | ✅       | ❌            | ❌    | ✅✅✅      |
| Cohere    | ✅       | ✅       | ✅✅      | ✅            | ✅✅   | ✅         |

### Breaking Changes
- Added new FlowType enum values (MISTRAL, PERPLEXITY, COHERE)
- Extended authentication configuration options
- New environment variables required for API access

## [1.0.0-alpha.1] - 2025-01-10

### Added
- **Initial Release** - Complete Nexus Flow architecture
- **Portal Mode** - Intelligent flow routing with auto-detection
- **Queen Bee Mode** - Master orchestrator with multiple delegation strategies
- **Hive Mind Mode** - Collaborative multi-flow execution
- **Flow Registry** - Automatic discovery and management of available flows
- **Configuration System** - YAML-based configuration with validation
- **CLI Interface** - Comprehensive command-line interface
- **Performance Monitoring** - Success rates and execution time tracking
- **Fallback Mechanisms** - Automatic retry and alternative flow routing

### Supported Flows
- Claude Flow (`npx claude-flow@alpha`)
- Gemini Flow (`npx @clduab11/gemini-flow`)
- Qwen Flow (via Ollama)
- DeepSeek Flow (via Ollama)
- Codex Flow (`npx @bear_ai/codex-flow`)
- Mistral Flow (via Ollama)
- Custom flow support

### Features
- **5 Delegation Strategies**: capability-based, load-balanced, adaptive, priority-based, round-robin
- **Interactive Mode**: Step-by-step execution approval
- **Dry Run Mode**: Preview routing decisions without execution
- **Consensus Mode**: Multi-flow validation for critical decisions
- **Auto-Discovery**: Automatic detection of installed flows
- **Performance Learning**: Historical success rate optimization
- **Comprehensive Logging**: Debug, info, warn, error levels with file output
- **JSON Output**: Machine-readable status and configuration output

### Commands
- `nexus-flow init` - Initialize configuration
- `nexus-flow portal <task>` - Portal mode execution
- `nexus-flow queen <task>` - Queen bee coordination
- `nexus-flow hive-mind <objective>` - Collaborative execution
- `nexus-flow config` - Configuration management
- `nexus-flow status` - System status and health
- `nexus-flow <task>` - Quick execution

### Architecture
- **Modular Design** - Clean separation of concerns
- **Event-Driven** - Real-time status updates and coordination
- **Extensible** - Easy addition of new flows and strategies
- **Type-Safe** - Full TypeScript implementation
- **Cross-Platform** - Windows, macOS, Linux support

### Known Limitations
- Windows file permissions handling
- Limited flow health checking implementation
- Simplified consensus mechanism
- Basic performance metrics

### Roadmap for v1.0.0
- [ ] Enhanced flow health monitoring
- [ ] Advanced consensus algorithms
- [ ] Web UI dashboard
- [ ] Docker containerization
- [ ] Plugin system for custom integrations
- [ ] Enhanced performance analytics
- [ ] Flow marketplace integration