v0.8.0

What's Changed

• Bump pycrdt-v0.8.30 by @davidbrochart in https://github.com/davidbrochart/ypywidgets/pull/27
• Add publish workflow by @davidbrochart in https://github.com/davidbrochart/ypywidgets/pull/28

Full Changelog: davidbrochart/ypywidgets@v0.7.0...v0.8.0