v6.0.0-beta.2

What's Changed

• feat: implemented groups v2 by @kkirik in #619
• feat: all pages improvements by @kkirik in #620
• feat: added new group css variables by @kkirik in #621
• feat: added new group api to readme by @kkirik in #622

Full Changelog: v6.0.0-beta.1...v6.0.0-beta.2