sorting by default in leaderboard

app.py

@@ -373,7 +373,8 @@ def get_data():
     try:
         data = pd.read_csv(csv_url)
         first_3_columns = data.iloc[:, 1:4]
-        first_3_columns.to_csv('first_3_columns.csv', index=False)
+        sorted = first_3_columns.sort_values(by='discord_exp', ascending=False)
+        sorted.to_csv('first_3_columns.csv', index=False)
         return first_3_columns    
     except Exception as e:
         print(f"on_message Error: {e}")