Drop the icon sample row; give tool panes a working PATH and a reason to stay open; answer the open questions

tui/repair.go

@@ -339,13 +339,6 @@ func (m repairModel) healthLines() []string {
 			mutedStyle2().Render(truncateVisible(c.detail, max(10, m.width-30)))))
 	}
 	out = append(out, "")
-	// The one way to tell whether the terminal is drawing the font: show the
-	// glyphs themselves. Nothing else on this screen answers that question.
-	out = append(out, " "+mutedStyle2().Render("icons ")+
-		icons.Done+" "+icons.Running+" "+icons.Blocked+" "+icons.Review+" "+
-		icons.Branch+" "+icons.Folder+" "+icons.Cost+"   "+
-		dimStyle().Render("if these are boxes, this terminal is not using a Nerd Font"))
-	out = append(out, "")
 	if failed == 0 {
 		out = append(out, " "+lipgloss.NewStyle().Foreground(lipgloss.Color(active.Success)).Render("everything checked passes"))
 	} else {