DevFlow MCP

# Changelog All notable changes to DevFlow MCP 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] - 2025-01-18 ### Added - **MAJOR**: Complete migration to SQLite-only architecture - Zod v4 compatibility with forked MCP SDK (@socotra/modelcontextprotocol-sdk) - Self-initializing database architecture with environment-aware configuration - Enhanced type safety throughout codebase (zero TypeScript errors) - Comprehensive test coverage with proper type guards - sqlite-vec integration for vector search capabilities - Environment-specific pragma configuration (development/testing/production) ### Changed - **BREAKING**: Migrated from Neo4j to SQLite-only architecture - **BREAKING**: Simplified configuration - removed 9+ Neo4j environment variables - **BREAKING**: Updated SqliteDb constructor to be self-initializing - **BREAKING**: Removed Docker requirements for development - Enhanced vector search capabilities with sqlite-vec integration - Improved error handling with proper type safety - Streamlined CLI interface focused on SQLite operations - Updated all dependencies to latest versions ### Removed - **BREAKING**: All Neo4j dependencies and implementation (~4,000 lines of code) - **BREAKING**: Docker Compose configuration for Neo4j - **BREAKING**: Neo4j CLI commands and utilities - Complex multi-backend abstraction layers - Unused configuration options and environment variables ### Fixed - Zod v4 compatibility issues throughout codebase - TypeScript strict mode compliance (achieved zero errors) - Logger interface compatibility between application and sqlite-x - Test reliability and type safety in all test files - Linting configuration to focus on main application code ## [0.3.9] - 2025-05-08 ### Changed - Updated dependencies to latest versions: - @modelcontextprotocol/sdk from 1.8.0 to 1.11.0 - axios from 1.8.4 to 1.9.0 - dotenv from 16.4.7 to 16.5.0 - eslint from 9.23.0 to 9.26.0 - eslint-config-prettier from 10.1.1 to 10.1.3 - glob from 11.0.1 to 11.0.2 - openai from 4.91.1 to 4.97.0 - tsx from 4.19.3 to 4.19.4 - typescript from 5.8.2 to 5.8.3 - vitest and @vitest/coverage-v8 from 3.1.1 to 3.1.3 - zod from 3.24.2 to 3.24.4 - @typescript-eslint/eslint-plugin and @typescript-eslint/parser from 8.29.0 to 8.32.0 ## [0.3.8] - 2025-04-01 ### Added - Initial public release - Knowledge graph memory system with entities and relations - SQLite storage backend with unified graph and vector storage - Semantic search using OpenAI embeddings - Temporal awareness with version history for all graph elements - Time-based confidence decay for relations - Rich metadata support for entities and relations - MCP tools for entity and relation management - Support for Claude Desktop, Cursor, and other MCP-compatible clients - CLI utilities for database management - Comprehensive documentation and examples ### Changed - Enhanced vector search capabilities with sqlite-vec integration - Improved performance for large knowledge graphs ## [0.3.0] - [Unreleased] ### Added - Initial beta version with SQLite support - Vector search integration - Basic MCP server functionality ## [0.2.0] - [Unreleased] ### Added - SQLite storage backend - Core knowledge graph data structures - Basic entity and relation management ## [0.1.0] - [Unreleased] ### Added - Project initialization - Basic MCP server framework - Core interfaces and types