Release v0.9.0: Quality Improvements and Documentation Updates

What's Changed in v0.9.0

🔧 Quality Improvements

• Type Safety: Fixed MyPy unreachable code warnings with proper type ignore comments
• Test Coverage: Maintained 95% overall test coverage (875 passing tests)
• Code Quality: 100% ruff and mypy compliance across all modules

📚 Documentation Updates

• Updated version references throughout documentation
• Improved test workflow to include datetime tools
• Enhanced release documentation and processes

🧪 Testing Enhancements

• Added datetime tools to comprehensive test loading workflow
• Improved test reliability and coverage reporting
• Maintained compatibility with Google ADK evaluation framework

🛠️ Technical Details

• All core functionality remains stable and unchanged
• Improved defensive coding patterns in CSV processing
• Enhanced helper function integration testing

📦 Package Information

• Modules: 4 complete modules (file_system, text, data, datetime)
• Functions: 93+ agent-ready tools with Google ADK compatibility
• Coverage: 95% test coverage with 875 passing tests
• Frameworks: Compatible with Google ADK, LangChain, Strands Agents, and custom implementations

Full Changelog: v0.8.2...v0.9.0