Update app.py

app.py

@@ -113,7 +113,7 @@ def load_models():
         
         # Try to load heart disease model
         try:
-            heart_model = joblib.load('heart_disease_model.pkl')
+            heart_model = joblib.load('heart_model.pkl')
             models['heart'] = heart_model
         except:
             st.error("❌ Heart disease model not found. Please ensure 'heart_disease_model.pkl' is in the directory.")