adding preds repo

app.py

@@ -379,11 +379,6 @@ def fetch_latest_predictions(match_id):
         return pd.DataFrame()
 
 
-def save_match_outcomes(outcomes):
-    with open(OUTCOMES_JSON, 'w') as file:
-        json.dump(outcomes, file, indent=4)
-
-
 def update_leaderboard_and_outcomes(match_id, winning_team, man_of_the_match):
     # Fetch latest predictions from the dataset repo
     predictions = fetch_latest_predictions(match_id)
@@ -402,7 +397,7 @@ def update_leaderboard_and_outcomes(match_id, winning_team, man_of_the_match):
             outcome_exists = True
             break
     if not outcome_exists:
-        outcomes.append({"match_id": match_id, "winning_team": winning_team, "man_of_the_match": man_of_the_match})
+        outcomes.add_item({"match_id": match_id, "winning_team": winning_team, "man_of_the_match": man_of_the_match})
 
     # Update user points based on prediction accuracy
     for idx, prediction in predictions.iterrows():