quite warning

app.py

@@ -178,7 +178,8 @@ def full_report():
         for continent in df['continent'].unique():
             if not df[(df['day'] == day) & (df['continent'] == continent)].any().any():
                 max_jumps = df[(df['day'] < day) & (df['continent'] == continent)]['total_jumps'].max()
-                df = df.append({'day': day, 'continent': continent, 'total_jumps': max_jumps}, ignore_index=True)
+                df = pd.concat([df, pd.DataFrame([[day, continent, max_jumps]], columns=['day', 'continent', 'total_jumps'])])
+                #df = df.append({'day': day, 'continent': continent, 'total_jumps': max_jumps}, ignore_index=True)
     df = df.sort_values(by=['day']).reset_index(drop=True)
     jumps_over_time = px.area(df, x='day', 
                               y='total_jumps',