v0.3.1

Added

• Added PyPI version badge and GitHub Actions build status badge to README.md
• Added GitHub Actions workflow for PyPI publishing (python-publish.yml)
• Added detailed YOLO, LabelMe, and COCO format documentation in docs/ directory

Changed

• Updated GitHub workflow name from "Upload Python Package" to "Publish"
• Updated version from 0.3.0 to 0.3.1

Fixed

• Fixed color assignment in LabelMe visualization to assign distinct colors per class (previously all annotations used same color)

Documentation

• Added Documentation section to table of contents in README.md
• Updated README.md and CLAUDE.md with latest project structure and segmentation support
• Added generic.py to visualize module documentation
• Added all converter test files to project structure