Release 4.2.1-alpha.0

🚀 Features

• #412 add possibility to hide nested column headers

🐛 Bugs Fixes

• #437 possible fixes for codesandbox
• #430 fix: wrong selected initial searchbox item
• #411 fix: shifted hidden column are causing problems
• #429 avoid circular imports

🧰 Maintenance

• #440 Release v4.2.1-alpha.0
• #435 Bump hosted-git-info from 2.7.1 to 2.8.9
• #428 upgrade deps and add release workflows

Thanks to @dependabot, @dependabot[bot], @github-actions, @sgratzl and @thinkh