fix: details load once the cursor rests, and moving on cancels them

Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>

internal/ui/app/app.go

@@ -56,6 +56,7 @@ const (
 	slotDescribe // extra metadata for the selected object
 	slotCopy     // fetch a value straight to the clipboard
 	slotVersions // count the selected object's versions
+	slotDetails  // a vault's, scope's or file's details
 	slotCount
 )
 
@@ -591,7 +592,14 @@ func (m Model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 		m.groups[msg.provider] = groupsState{names: msg.names, err: msg.err}
 
 	case detailsMsg:
-		m.details[msg.key] = detailsState{attrs: msg.attrs, err: msg.err}
+		if msg.req == m.reqID[slotDetails] {
+			m.done(slotDetails)
+		}
+		if errors.Is(msg.err, context.Canceled) || errors.Is(msg.err, context.DeadlineExceeded) {
+			delete(m.details, msg.key) // tried again when shown again
+		} else {
+			m.details[msg.key] = detailsState{attrs: msg.attrs, err: msg.err}
+		}
 
 	case crawlMsg:
 		cmds = append(cmds, m.handleCrawl(msg))