v2.2.1
- Fix pyproject.toml configuration errors for ruff, mypy, and pytest - Add comprehensive GitHub Actions CI/CD pipeline with trusted publishing - Fix OIDC permission issues with comprehensive write permissions - Add contents:write, packages:write, and id-token:write permissions - Update to current stable action versions - Include security scanning and code coverage reporting - Resolve all configuration and OIDC token generation issues for automated PyPI publishing