This release adds the following updates:

• Migrate from percolate:synced-cron to quave:synced-cron. Thanks to harryadel.
• Replace mousetrap. Thanks to harryadel.
• Remove kadira:dochead. Thanks to harryadel.
• Replace cottz:publish-relations with reywood:publish-composite. Thanks to harryadel.
• Bump tar from 7.5.3 to 7.5.6. Thanks to dependabot.
• Updated dependencies. Thanks to developers of dependencies.

and fixes the following bugs:

• Fixed newly created "Default" swimlane are displayed as "key 'default (LOCALE)' returned an object instead of string". Thanks to brlin-tw and xet7.
• Fix DB migration from 8.19 to 8.21 stuck forever. Thanks to MaccabeeY and xet7.

Thanks to above GitHub users for their contributions and translators for their translations.