feat(scene): rotate video previews like images

Reuse previewRotationDeg for video scenes across editor, control,
presentation and overlays via ContainedVideo layout parity.

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

app/renderer/shared/videoSceneMapParity.test.ts

@@ -29,6 +29,21 @@ void test('video scenes share map overlays / effects with image scenes', () => {
 
   assert.ok(editor.includes("previewAssetType === 'image' || previewAssetType === 'video'"));
   assert.ok(editor.includes('windows.openSceneEditor'));
+  assert.ok(editor.includes('ContainedVideo'));
+  assert.ok(editor.includes('onRotatePreview'));
+  assert.match(
+    editor,
+    /previewAssetId && \(previewAssetType === 'image' \|\| previewAssetType === 'video'\) \? \([\s\S]*?onRotatePreview/,
+  );
+
+  assert.ok(fs.readFileSync(path.join(rendererRoot, 'shared/ContainedVideo.tsx'), 'utf8').includes('rotationDeg'));
+  assert.ok(
+    fs
+      .readFileSync(path.join(rendererRoot, 'control/ControlScenePreview.tsx'), 'utf8')
+      .includes('rotationDeg={rot}'),
+  );
+  assert.ok(presentation.includes('rotationDeg={rot}'));
+  assert.ok(sceneEditor.includes('rotationDeg={rot}'));
 
   assert.ok(main.includes("scene?.previewAssetType === 'video'"));
   assert.ok(main.includes('syncSceneDarknessForProject'));