- Upgraded React components to work with v17.0 (#29118). There are no new features in React v17.0 as explained in the blog post.
- Drop support for Internet Explorer 11 (#31110). Learn more at https://make.wordpress.org/core/2021/04/22/ie-11-support-phase-out-plan/.
- Increase the minimum Node.js version to v12 matching Long Term Support releases (#31270). Learn more at https://nodejs.org/en/about/releases/.
- Add optional
settings.scope
field in theregisterPlugin
function (#27438). - Add optional
scope
param in thegetPlugins
function(#27438). - Add optional
scope
prop in thePluginArea
component (#27438).
- Change how required built-ins are polyfilled with Babel 7 (#9171). If you're using an environment that has limited or no support for ES2015+ such as lower versions of IE then using core-js or @babel/polyfill will add support for these methods.