Update app.py

app.py

@@ -11,6 +11,7 @@ df_grouped.columns = ['Neighborhood', 'Total Crashes']
 
 # Initialize the Dash app
 app = Dash(__name__)
+server = app.server
 
 # Create a bar chart
 fig = px.bar(df_grouped, x='Neighborhood', y='Total Crashes', title='Total Traffic Crashes by Neighborhood in Cincinnati')