Space presses form buttons, as the help says

Only the Test button turned Space into Enter; Save, Revert and the
buttons of the dialogs ignored it.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_019reK4DUGYqDUjniWYJvwUW

internal/ui/form_test.go

@@ -48,6 +48,16 @@ func TestArrowNavigation(t *testing.T) {
 	if item, _ := f.GetFocusedItemIndex(); item != 1 {
 		t.Fatalf("Up from first button: item %d, want 1", item)
 	}
+
+	// Space on a button is Enter; on a checkbox it stays Space.
+	send(tcell.KeyDown)
+	if got := cap(tcell.NewEventKey(tcell.KeyRune, ' ', 0)); got == nil || got.Key() != tcell.KeyEnter {
+		t.Errorf("Space on a button: %v", got)
+	}
+	send(tcell.KeyUp)
+	if got := cap(tcell.NewEventKey(tcell.KeyRune, ' ', 0)); got == nil || got.Key() != tcell.KeyRune {
+		t.Errorf("Space on a checkbox: %v", got)
+	}
 }
 
 func TestSearchNowFollowsMonitored(t *testing.T) {