feat(scenes): rich scene descriptions and control viewer window

Add TipTap editing in the editor and an Electron window on the control panel to read the current scene description.

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

app/main/windows/createWindows.editorClose.test.ts

@@ -35,6 +35,15 @@ void test('createWindows: пульт поверх экрана просмотр
   assert.ok(src.includes("createWindow('control'"));
 });
 
+void test('createWindows: окно описания сцены закрывается с multi-window и отдельно', () => {
+  const src = readCreateWindows();
+  assert.ok(src.includes('openSceneDescriptionWindow'));
+  assert.ok(src.includes('closeSceneDescriptionWindow'));
+  assert.ok(src.includes("createWindow('sceneDescription')"));
+  assert.match(src, /export function closeMultiWindow[\s\S]*closeSceneDescriptionWindow/);
+  assert.match(src, /kind !== 'presentation' && kind !== 'control'[\s\S]*closeSceneDescriptionWindow/);
+});
+
 void test('createWindows: production — loadFile для HTML (не только file://)', () => {
   const src = readCreateWindows();
   assert.ok(src.includes('loadFile'));