Update viewer.js

viewer.js

@@ -176,12 +176,12 @@ export async function initializeViewer(config, instanceId) {
   for (const key in assets) app.assets.add(assets[key]);
 
   // Load HDR *before* loading any models
-  /*assets.helipad.ready(() => {
+  assets.helipad.ready(() => {
     app.scene.envAtlas = assets.helipad.resource;
     app.scene.skyboxRotation = new pc.Quat().setFromEulerAngles(0, -90, 0);
     app.scene.skyboxIntensity = 4;
     app.scene.skyboxMip = 0;
-*/
+
 
     // Now load all GLBs and other assets
     const loader = new pc.AssetListLoader([