Short comma-separated key hints everywhere; write down what is left to build

tui/project.go

@@ -254,11 +254,11 @@ func (m projectModel) View() string {
 	to := min(len(body), from+visible)
 
 	footer := hintLine([]string{
-		keyHint("[ ]", "switch tab"),
-		keyHint("↑↓ or j k", "scroll"),
-		keyHint("r", "read again"),
-		keyHint("R", "rebuild every pane"),
-		keyHint("q", "leave"),
+		keyHint("[ ]", "tab"),
+		keyHint("↑↓", "scroll"),
+		keyHint("r", "refresh"),
+		keyHint("R", "rebuild"),
+		keyHint("q", "quit"),
 	}, m.width)
 
 	gap := max(2, m.width-lipgloss.Width(head)-lipgloss.Width(state)-1)