fix(bundle): ask about unsaved changes when quitting with Cmd+Q

The predefined macOS Quit terminated the app without closing its
windows, so their unsaved-changes prompts never ran. Quit now closes
every window and the app exits after the last one.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

2 files changed, 9 insertions, 8 deletions

diff --git a/bundle/src-tauri/src/main.rs b/bundle/src-tauri/src/main.rs
index 9f63fc5..0da6815 100644
--- a/bundle/src-tauri/src/main.rs
+++ b/bundle/src-tauri/src/main.rs
@@ -93,11 +93,12 @@ fn main() {
         .menu(menu::build)
         // Menu items act on the focused window, like its keyboard shortcuts.
         .on_menu_event(|app, event| {
-            let focused = app
-                .webview_windows()
-                .into_values()
-                .find(|window| window.is_focused().unwrap_or(false));
-            if let Some(window) = focused {
+            let mut windows = app.webview_windows().into_values();
+            if event.id() == "quit" {
+                // Each window runs its unsaved-changes prompt; the app exits after the last.
+                windows.for_each(|window| drop(window.close()));
+            } else if let Some(window) = windows.find(|window| window.is_focused().unwrap_or(false))
+            {
                 let _ = window.emit_to(window.label(), "menu", event.id().as_ref());
             }
         })
diff --git a/bundle/src-tauri/src/menu.rs b/bundle/src-tauri/src/menu.rs
index ab2dd32..dad3779 100644
--- a/bundle/src-tauri/src/menu.rs
+++ b/bundle/src-tauri/src/menu.rs
@@ -39,8 +39,8 @@ pub fn build<R: Runtime>(app: &AppHandle<R>) -> tauri::Result<Menu<R>> {
         .maximize()
         .build()?;
     let menu = MenuBuilder::new(app);
-    // macOS shows the first submenu as the application menu. Quit skips unsaved-changes
-    // prompts, so other platforms close windows instead.
+    // macOS shows the first submenu as the application menu. The predefined Quit terminates
+    // without closing windows, skipping their unsaved-changes prompts, so "quit" closes them.
     #[cfg(target_os = "macos")]
     let menu = menu.item(
         &SubmenuBuilder::new(app, "CPSC Bundle")
@@ -52,7 +52,7 @@ pub fn build<R: Runtime>(app: &AppHandle<R>) -> tauri::Result<Menu<R>> {
             .hide_others()
             .show_all()
             .separator()
-            .quit()
+            .item(&item("quit", "Quit CPSC Bundle", "CmdOrCtrl+Q")?)
             .build()?,
     );
     menu.items(&[&file, &edit, &run, &window]).build()