v1.0.0

• Drop support for Python 3.6
• Modify to use pypa/build for package build
• Update [build-system]
• Add zip_safe=False
• Add __all__ to __init__.py
• Improve type annotations
• Remove a deprecated function: set_log_level
• Remove is_multibyte_str function

Full Changelog: v0.55.1...v1.0.0