Spawn node: place assets at runtime into the play copy, Spawner demo behavior

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>

src/editor/graph/GraphEditor.ts

@@ -131,7 +131,7 @@ export class GraphEditor extends Widget {
         this.views.set(node.id, view);
         this.nodeLayer.addChild(view);
       }
-      view.sync(node, asset.graph, asset);
+      view.sync(node, asset.graph, asset, this.state.project);
     }
     for (const [id, view] of this.views) {
       if (!seen.has(id)) {