MCP Server Trello

# MCP Server Trello - Progress Report ## Current Implementation Status ### Core Infrastructure - ✅ Basic MCP server setup with proper initialization and error handling - ✅ TypeScript implementation with comprehensive type definitions - ✅ Environment variable configuration for API key, token, and board ID - ✅ Stdio transport implementation for MCP communication ### Rate Limiting - ✅ Token bucket algorithm implementation - ✅ Separate rate limiters for API key (300/10s) and token (100/10s) - ✅ Automatic request queuing when limits are reached - ✅ Graceful handling of rate limit errors with automatic retry ### API Client - ✅ Axios-based Trello API client - ✅ Automatic error handling and retries - ✅ Base URL and authentication configuration - ✅ Rate limiting interceptor integration ### Input Validation - ✅ Comprehensive validation for all tool inputs - ✅ Type checking for strings, numbers, and arrays - ✅ Required field validation - ✅ Custom error messages for validation failures ### Implemented Tools 1. Board Management: - ✅ get_lists: Retrieve all lists from board - ✅ add_list_to_board: Create new list - ✅ archive_list: Archive existing list - ✅ get_recent_activity: Fetch board activity 2. Card Operations: - ✅ get_cards_by_list_id: Fetch cards in a list - ✅ add_card_to_list: Create new card - ✅ update_card_details: Modify existing card - ✅ archive_card: Archive card - ✅ get_my_cards: Fetch user's assigned cards ### Type Definitions - ✅ TrelloConfig: Server configuration interface - ✅ TrelloCard: Card data structure - ✅ TrelloList: List data structure - ✅ TrelloAction: Activity data structure - ✅ TrelloLabel: Label data structure - ✅ TrelloMember: Member data structure - ✅ RateLimiter: Rate limiting interface ## Next Steps ### Potential Enhancements 1. Additional Card Features: - Add comment support - Add attachment handling - Add checklist management - Add member assignment capabilities 2. Label Management: - Create labels - Edit labels - Delete labels - Get available labels 3. Board Features: - Board customization options - Custom field support - Power-up integration 4. Enhanced Error Handling: - More detailed error messages - Better network error recovery - Offline mode support 5. Performance Optimizations: - Request batching - Response caching - Parallel request handling 6. Testing: - Unit tests - Integration tests - End-to-end tests - Mock API responses ### Documentation Needs 1. API Documentation: - Detailed tool descriptions - Example usage for each tool - Error handling guide - Rate limiting explanation 2. Setup Guide: - Installation instructions - Configuration details - Environment variable setup - Troubleshooting guide 3. Contributing Guide: - Development setup - Code style guide - Pull request process - Testing requirements