Gutenberg's Group block now has a group and ungroup functionality for multiple highlighted blocks: https://github.com/WordPress/gutenberg/pull/14908  We should also create a similar one for our Container Block (can be renamed to Advanced Group Block)
Gutenberg's Group block now has a group and ungroup functionality for multiple highlighted blocks: WordPress/gutenberg#14908
We should also create a similar one for our Container Block (can be renamed to Advanced Group Block)