Update app.py

app.py

@@ -176,7 +176,7 @@ def detect_with_model(image: Image.Image, prompt: str, username: str, model_name
     image.save(image_path)
 
     csv_path = os.path.join("test", "leaderboard_entries.csv")
-    header = "file_name,prompt,label,model,split,user,timestamp\n"
+    header = "file_name,prompt,label,model,split,prediction,user,timestamp\n"
     csv_line = f"test/{type_image}/{image_filename},\"{prompt}\",{type_image},{model_name},test,{prediction.lower()},{username},{datetime.now().isoformat()}\n"
     try:
         file_exists = os.path.exists(csv_path)