feat(boxel-cli): auto-publish unstable per merge, repurpose manual workflow as stable promoter#4804

FadhlanR wants to merge 2 commits into

maincardstack/boxel:mainfrom

cs-11112-auto-publish-boxel-cli-unstable-per-merge-and-unblockcardstack/boxel:cs-11112-auto-publish-boxel-cli-unstable-per-merge-and-unblockCopy head branch name to clipboard