Enhanced Testing Framework with Cross-Platform Support

[mhabedank]

Changes

• Added comprehensive testing matrix across multiple environments:
  • Operating systems: Ubuntu, Windows, and macOS
  • Python versions: 3.10, 3.11, 3.12, and 3.13
• Implemented efficient caching strategy for Poetry dependencies
• Replaced manual Poetry installation with official Poetry GitHub Action (abatilo/actions-poetry)
• Eliminated unnecessary manual package building steps
• Properly utilized Poetry's dev dependency group for testing dependencies
• Added concurrency controls to automatically cancel redundant workflow runs when new commits are pushed
• Added workflow_dispatch trigger for manual test execution
• Ensured consistent shell environment (bash) across all platforms

Benefits

These improvements create a more robust testing infrastructure that ensures compatibility across multiple platforms and Python versions while optimizing CI/CD performance through proper caching and dependency management.