change model dir

app.py

@@ -249,7 +249,7 @@ def show_sample_predictions(num_samples: int = 10) -> str:
 
 
 # Determine model directory (for HF Spaces, check environment variable or use default)
-MODEL_DIR = os.getenv("MODEL_DIR", "prompt-injection-detector/checkpoint-5628")
+MODEL_DIR = os.getenv("MODEL_DIR", "Prompt-Classifier") 
 
 # Load model and data on startup
 print("Initializing model and dataset...")