Make collab panel usable from the keyboard, add missing styling (#3724)

* allow confirming all items via the keyboard
* allow deploying the channel context menu via the keyboard
* add missing selected styling for list items
599ec5c25bMax Brunsfeld committed on 12/19/2023, 10:33:56 PM· committed by GitHubparentsacbb3f3afd3bf7
3 files changedLine totals unavailable