Update Dockerfile

Dockerfile

@@ -29,7 +29,7 @@ RUN pip install --no-cache-dir -r requirements.txt
 RUN curl -L --retry 3 --retry-delay 5 -o /app/anpr_yolov8.pt \
     "https://github.com/ultralytics/assets/releases/download/v8.2.0/yolov8n.pt" \
     && [ -s /app/anpr_yolov8.pt ] || { echo "Error: Model download failed or file is empty"; exit 1; } \
-    && file /app/anpr_yolov8.pt | grep -q "Python" || { echo "Error: anpr_yolov8.pt is not a valid Python pickle file"; exit 1; }
+    && { file /app/anpr_yolov8.pt | grep -q -E "Python|data|gzip" || { echo "Error: anpr_yolov8.pt is not a valid file type"; exit 1; }; }
 
 # Copy app code
 COPY app.py .