Participant and response times roll up into hours, then days past
23h 59m (3h 20m, 2d 4h) — a two-day attempt read "2880m 0s" before.
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Feedback → Categories: add, rename, reorder, archive/restore, and delete
unused categories. Feedback rows show the category's current label.
The API helper now accepts 204 No Content, which previously surfaced as a
"No Content" error after archive/delete and quiz attempt resets.
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
