1.7.0

What's Changed

Bugfixes 🪲

• Remove deprecated spreadsheet component by @KochTobi in #920
• Provide correct url link in the email after batch registration by @Steffengreiner in #954

Documentation & CI 🪂

• Improve software quality and configure Sonarcloud by @sven1103 in #917
• Improve software quality by addressing some reliability issues by @sven1103 in #931

Others 🧃

• Implement style guide, showcase and dialog by @sven1103 in #919
• Release PR by @KochTobi in #953

Full Changelog: 1.6.6...1.7.0