fix update email

src/components/strategy/StrategyCanvas.tsx

@@ -827,7 +827,11 @@ function SceneReadySignal({ onReady }: { onReady?: () => void }) {
     };
 
     try {
-      const compile = renderer.compileAsync
+      const hasParallelExtension =
+        typeof renderer.getContext === "function" &&
+        !!renderer.getContext()?.getExtension?.("KHR_parallel_shader_compile");
+
+      const compile = (typeof renderer.compileAsync === "function" && hasParallelExtension)
         ? renderer.compileAsync(scene, camera)
         : Promise.resolve().then(() => renderer.compile(scene, camera));