Update viewer.js

viewer.js

@@ -159,11 +159,30 @@ export async function initializeViewer(config, instanceId) {
     // Use Script B's robust camera reset logic after everything is ready
     app.once('update', () => resetViewerCamera());
 
+    // --- Tooltips functionality from Script B ---
+    try {
+      if (config.tooltips_url) {
+        import('./tooltips.js').then(tooltipsModule => {
+          tooltipsModule.initializeTooltips({
+            app,
+            cameraEntity,
+            modelEntity,
+            tooltipsUrl: config.tooltips_url,
+            defaultVisible: !!config.showTooltipsDefault,
+            moveDuration: config.tooltipMoveDuration || 0.6
+          });
+        }).catch(e => {
+          // Tooltips optional: fail silently if missing
+        });
+      }
+    } catch (e) {
+      // Tooltips optional, fail silently
+    }
+
     viewerInitialized = true;
   });
 }
 
-// --------- This is the only modification (Script B logic) ---------
 export function resetViewerCamera() {
   try {
     if (!cameraEntity || !modelEntity || !app) return;