Always an error "Ember application not detected!". There are no visible exceptions or errors in the Inspector for any of the extensions pages.
<rdar://problem/123338506>
Pull request: https://github.com/WebKit/WebKit/pull/24899
Committed 275135@main (7c0a7f074ef2): <https://commits.webkit.org/275135@main> Reviewed commits have been landed. Closing PR #24899 and removing active labels.