Update app.py

app.py

@@ -225,7 +225,7 @@ with st.sidebar:
         help="Select the neural network architecture for prediction."
     )
 
-    prediction_days = st.slider("Prediction Horizon (Days)", 7, 30, st.session_state.get('last_prediction_days', 7))
+    prediction_days = st.slider("Prediction Horizon (Days)", 7, 21, st.session_state.get('last_prediction_days', 7))
 
     if st.button("21 days ahead of the market", use_container_width=True, disabled=True):
         st.session_state.run_button_clicked = True