v0.3.0

What's New in 0.3.0

Fixed

• Duplicate sample_id crash in sgkit dataset loading
• Memory leak in accessor cache — new prune_generation / prune_old_generations methods (#17)
• API documentation now builds correctly on ReadTheDocs and locally

Added

• Pytest-based demo testing framework
• Version management system with pre-commit hook
• Reorganized development tooling into devtools/ directory
• Documentation build script using the xftsim-test environment for proper API autodoc

See CHANGELOG.md for the full history.