* Ensure that the legacy dropdown options, when closed, do not get accidentally clicked by other interactions wide viewports (CheesyPhoenix, Christer Jensen)
* Document, for contributors, the use of translate string literals passed as arguments to tags and filters using `_()` within templates (Chiemezuo Akujobi)
* Migrate initialization of classes (such as `body.ready`) from multiple JavaScript implementations to one Stimulus controller `w-init` (Chiemezuo Akujobi)
The Elasticsearch 5 and 6 backends have been removed. If you are using one of these backends, you will need to upgrade to Elasticsearch 7 or 8 before upgrading to Wagtail 6.0.