Add Memory System for persistent semantic memory (v3.5)#55
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- Add sugar/memory module with store, embedder, retriever, types - Add CLI commands: remember, recall, memories, forget, export-context, memory-stats - Add MCP memory server for Claude Code integration - Support semantic search with sentence-transformers (optional) - Fallback to FTS5 keyword search when embeddings unavailable - Add optional dependencies: memory, all extras in pyproject.toml - Add 24 comprehensive tests for memory functionality - Update README, CHANGELOG, and CLI reference documentation
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Summary
New Features
sugar remember- Store memories with type, tags, TTL, importancesugar recall- Semantic/keyword search over memoriessugar memories- List all stored memoriessugar forget- Delete memoriessugar export-context- Export for Claude Code hookssugar memory-stats- Show memory statisticssugar mcp memory- Start MCP server for Claude CodeTechnical Details
Test plan
Files Changed
sugar/memory/- New memory module (types, store, embedder, retriever)sugar/mcp/memory_server.py- MCP server for Claude Codesugar/main.py- CLI commandspyproject.toml- Optional dependenciesdocs/user/memory.md- Full documentation