fix(tui): quit on signal cancellation

tui/tui.go

@@ -81,6 +81,8 @@ type refreshResultMsg struct {
 	manual bool
 }
 
+type contextDoneMsg struct{}
+
 type Item struct {
 	Title     string            `json:"title"`
 	Subtitle  string            `json:"subtitle,omitempty"`
@@ -342,7 +344,6 @@ func Run(ctx context.Context, opts Options) error {
 	}
 	defer restoreTerminalOutput(output)
 	model := newModel(opts)
-	model.ctx = ctx
 	if width, height, ok := terminalSize(input, output); ok {
 		model.width = width
 		model.height = height
@@ -352,6 +353,7 @@ func Run(ctx context.Context, opts Options) error {
 	}
 	runCtx, stopSignals := signal.NotifyContext(ctx, os.Interrupt, syscall.SIGTERM, syscall.SIGHUP, syscall.SIGQUIT)
 	defer stopSignals()
+	model.ctx = runCtx
 	program := tea.NewProgram(
 		model,
 		tea.WithContext(runCtx),
@@ -736,7 +738,7 @@ type itemGroup struct {
 }
 
 func (m model) Init() tea.Cmd {
-	return m.refreshTickCmd()
+	return tea.Batch(m.refreshTickCmd(), m.contextDoneCmd())
 }
 
 func (m model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
@@ -756,6 +758,8 @@ func (m model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 	case refreshResultMsg:
 		m.finishRefresh(typed)
 		return m, nil
+	case contextDoneMsg:
+		return m, tea.Quit
 	case tea.MouseMsg:
 		if typed.Action == tea.MouseActionMotion && typed.Button == tea.MouseButtonNone {
 			if m.menuOpen {
@@ -1527,6 +1531,16 @@ func (m model) refreshTickCmd() tea.Cmd {
 	})
 }
 
+func (m model) contextDoneCmd() tea.Cmd {
+	if m.ctx == nil {
+		return nil
+	}
+	return func() tea.Msg {
+		<-m.ctx.Done()
+		return contextDoneMsg{}
+	}
+}
+
 func (m *model) startRefresh(manual bool) tea.Cmd {
 	if m.refresh == nil {
 		if manual {

tui/tui_test.go

@@ -1322,6 +1322,21 @@ func TestRefreshCurrentStatusUsesGitcrawlSourceLanguage(t *testing.T) {
 	}
 }
 
+func TestContextDoneQuitsModelForSignalCleanup(t *testing.T) {
+	ctx, cancel := context.WithCancel(context.Background())
+	m := newModel(Options{Title: "archive", Items: []Item{{Title: "alpha"}}})
+	m.ctx = ctx
+	cmd := m.contextDoneCmd()
+	if cmd == nil {
+		t.Fatal("context done command missing")
+	}
+	cancel()
+	updated, quit := m.Update(cmd())
+	if _, ok := updated.(model); !ok || quit == nil {
+		t.Fatalf("context cancellation should return quit command, updated=%T quit=%v", updated, quit)
+	}
+}
+
 func TestHelpPaneRendersUniversalControls(t *testing.T) {
 	m := newModel(Options{
 		Title: "archive",