feat(ui): confirm ending a show and surface help

End-session buttons, Escape, and window close share one confirm. Help is a question-mark icon on the control panel and after the version. About opens directly. Scene editor follows the UI language.

Co-authored-by: Cursor <cursoragent@cursor.com>

app/main/windows/createWindows.ts

@@ -220,20 +220,6 @@ function closePlaySessionAuxiliaryWindows(): void {
   closeNpcsWindow();
 }
 
-function closePresentationWindow(): void {
-  const pres = windows.get('presentation');
-  if (pres && !pres.isDestroyed()) {
-    pres.close();
-  }
-}
-
-function closeControlWindow(): void {
-  const ctrl = windows.get('control');
-  if (ctrl && !ctrl.isDestroyed()) {
-    ctrl.close();
-  }
-}
-
 function quitAppFromEditorClose(): void {
   markAppQuitting();
   app.quit();
@@ -535,20 +521,18 @@ function createWindow(kind: WindowKind, opts?: CreateWindowOpts): BrowserWindow
     });
   }
   if (kind === 'control') {
-    win.on('close', () => {
+    win.on('close', (e) => {
       if (appQuitting || closingPlaySession) return;
-      closingPlaySession = true;
-      closePlaySessionAuxiliaryWindows();
-      closePresentationWindow();
+      e.preventDefault();
+      requestCloseMultiWindowConfirm();
     });
   }
   if (kind === 'presentation') {
     bindPresentationContentSizeTracking(win);
-    win.on('close', () => {
+    win.on('close', (e) => {
       if (appQuitting || closingPlaySession) return;
-      closingPlaySession = true;
-      closePlaySessionAuxiliaryWindows();
-      closeControlWindow();
+      e.preventDefault();
+      requestCloseMultiWindowConfirm();
     });
   }
   win.on('closed', () => windows.delete(kind));
@@ -684,10 +668,13 @@ export function closeMultiWindow(): void {
   }
 }
 
-/** Фокус пульта + событие: Escape с презентации спрашивает подтверждение там. */
+/** Фокус пульта + событие: выход из показа спрашивает подтверждение на пульте. */
 export function requestCloseMultiWindowConfirm(): void {
   const ctrl = windows.get('control');
-  if (!ctrl || ctrl.isDestroyed()) return;
+  if (!ctrl || ctrl.isDestroyed()) {
+    closeMultiWindow();
+    return;
+  }
   if (ctrl.isMinimized()) ctrl.restore();
   ctrl.show();
   ctrl.focus();