Deploy all changes implemented behind a feature flag together with:
- T272368: Add checkboxes to param list sidebar in VE TemplateDialog
- T272481: Add parameter search to sidebar of VE TemplateDialog
- T272487: New input for undocumented parameters
- T272482: Show/hide advanced toolbar when multi-part content is present
Deploy to: all wikis except enwiki
Deployment date: 10 May 2022