v0.4.0

v0.4.0

What's Changed

advanced progressive disclosure + basic documentation

• Advanced Progressive Disclosure with LRU content caching
• Mtime-based automatic cache invalidation
• Argument normalization for maximum cache efficiency
• Thread-safe concurrent invocations with per-skill asyncio locks
• Cache management API (get_cache_stats(), clear_cache())
• Performance: <1ms cache hits vs 10-25ms first invocation
• Memory efficient: ~2.1KB per cached entry
• 80%+ cache hit rate achievable
• Created docs/ folder with basic documentation
• fixed base_dir issue #5

v0.3.0

v0.3.0 Script Execution

• ✅ Script Execution Support (Python, Shell, JavaScript, Ruby, Perl)
• ✅ Automatic script detection (recursive, up to 5 levels)
• ✅ Security controls (path validation, permission checks, timeout enforcement)
• ✅ Environment variable injection (SKILL_NAME, SKILL_BASE_DIR, SKILL_VERSION, SKILLKIT_VERSION)
• ✅ LangChain script tool integration (each script exposed as separate StructuredTool)
• ✅ Parameters normalization to lower-case
• ✅ Comprehensive error handling and audit logging
• ✅ Cross-platform support (Linux, macOS, Windows)
• ✅ Backward compatible with v0.1/v0.2 (except ToolRestrictionError removed)

v0.2.0 async and multi-folder discovery

• ✅ Full async/await support (adiscover(), ainvoke_skill())
• ✅ Multi-source skill discovery (project, Anthropic config, plugins, custom paths)
• ✅ Plugin ecosystem with MCPB manifest support
• ✅ Priority-based conflict resolution
• ✅ Fully qualified skill names (plugin:skill-name)
• ✅ Nested directory structures (up to 5 levels)
• ✅ Secure file path resolution with traversal prevention
• ✅ LangChain async integration
• ✅ Updated examples (async_usage.py, multi_source.py, file_references.py)
• ✅ Backward compatible with v0.1

0.1.0

v0.1

✅ Core skill discovery and metadata management
✅ YAML frontmatter parsing with validation
✅ Progressive disclosure pattern (lazy loading)
✅ Skill invocation with argument substitution
✅ LangChain integration (sync only)
✅ 86% test coverage