mcp-openvision

# Simplified Development Plan This document outlines the minimalist implementation plan for completing the MCP OpenVision project, focusing on essential features and MCP compliance. ## Phase 1: Core Essentials (2 weeks) ### 1.1 Basic Error Handling **File**: `src/mcp_openvision/exceptions.py` **Description**: Create a simple exception hierarchy for error handling. **Tasks**: - [ ] Define base `OpenVisionError` class - [ ] Create `ApiError` for OpenRouter API errors - [ ] Implement `ValidationError` for input validation - [ ] Add helpful error messages **Estimated Time**: 1 day ### 1.2 Environment Variables Management **Description**: Enhance environment variable handling in server.py. **Tasks**: - [ ] Add validation for environment variables - [ ] Implement better error messages for missing/invalid variables - [ ] Document all supported environment variables **Estimated Time**: 0.5 days ### 1.3 Test Expansion **File**: `tests/` **Description**: Expand test coverage for core functionality. **Tasks**: - [ ] Create mock responses for OpenRouter API - [ ] Add tests for each tool function - [ ] Test error handling scenarios - [ ] Add validation tests **Estimated Time**: 2 days ### 1.4 MCP Compliance Review **Description**: Ensure strict compliance with MCP SDK patterns. **Tasks**: - [ ] Review all tool definitions - [ ] Verify type annotations - [ ] Ensure proper async/await usage - [ ] Check error response formats **Estimated Time**: 1 day ### 1.5 Documentation Updates **Description**: Update documentation with essential information. **Tasks**: - [ ] Add clear examples for all tools - [ ] Document error handling - [ ] Update installation instructions - [ ] Add troubleshooting section **Estimated Time**: 1 day ## Phase 2: User Experience (2 weeks) ### 2.1 Helper Functions **File**: `src/mcp_openvision/helpers.py` **Description**: Create simple utility functions for common tasks. **Tasks**: - [ ] Add image loading helpers - [ ] Create simple retry function - [ ] Implement basic error handling wrappers - [ ] Add type hints and documentation **Estimated Time**: 2 days ### 2.2 Basic Image Preprocessing **File**: `src/mcp_openvision/preprocessing.py` **Description**: Add minimal image preprocessing utilities. **Tasks**: - [ ] Implement image resizing - [ ] Add format conversion - [ ] Create utility for base64 encoding - [ ] Add simple validation functions **Estimated Time**: 2 days ### 2.3 Example Expansion **File**: `examples/` **Description**: Create additional examples for common use cases. **Tasks**: - [ ] Add examples for all tool functions - [ ] Create example with error handling - [ ] Implement example with preprocessing - [ ] Add commented explanations **Estimated Time**: 1 day ### 2.4 Quality Assurance **Description**: Ensure overall quality and usability. **Tasks**: - [ ] Perform end-to-end testing - [ ] Review documentation for clarity - [ ] Validate all examples - [ ] Check error messages for helpfulness **Estimated Time**: 1 day ## Implementation Timeline ### Weeks 1-2: Phase 1 - Week 1: Error Handling, Environment Variables - Week 2: Test Expansion, MCP Compliance, Documentation ### Weeks 3-4: Phase 2 - Week 3: Helper Functions, Image Preprocessing - Week 4: Example Expansion, Quality Assurance ## Implementation Principles 1. **Focus on Essentials**: Only implement what's necessary for core functionality 2. **Keep It Simple**: Avoid complex abstractions and patterns 3. **MCP First**: Ensure strict adherence to MCP patterns 4. **User-Friendly**: Provide clear documentation and helpful error messages ## Success Criteria 1. **MCP Compliance**: All tools follow MCP patterns correctly 2. **Documentation**: Clear examples for all functionality 3. **Error Handling**: Helpful error messages for common issues 4. **Usability**: Simple and intuitive developer experience