* style activity role tooltip like instruction inline tooltips
* style updates to activity details
* don't show token underlines in practice mode
* show loading activity analytics
* use all construct types to calculate activity analytics, include audio messages in activity summary request
* update chat context menus for activities
* fix positioning on menu in main chat list
* added slide animation to overlay
* re-enable practice mode
* chore: position overlay over original message
* chore: fix spacing on mobile
* chore: remove unreferenced files
* refactor: separate token and message reading assistance modes
* chore: apply same token styling to HTML formatted messages
* chore: don't wait for lemma responses before showing reading assistance content