Update app.py

app.py

@@ -156,7 +156,7 @@ class SimpleNotaGenTool(Tool):
 # 3. Zero GPU is used efficiently (shorter GPU allocation times)
 
 try:
-    notagen_tool = SimpleNotaGenTool(device=device)
+    notagen_tool = SimpleNotaGenTool(device=device, model_id="ElectricAlexis/NotaGen")
     logger.info("✅ NotaGen tool initialized successfully!")
 except Exception as e:
     logger.error(f"❌ Failed to initialize NotaGen tool: {e}")