Update Dockerfile

Dockerfile

@@ -9,6 +9,7 @@ WORKDIR /
 
 # Install requirements.txt 
 RUN pip install --no-cache-dir --upgrade -r /requirements.txt
+RUN apt-get update && apt-get install -y libgl1 && apt-get install -y python3-opencv
 
 # Start the FastAPI app on port 7860, the default port expected by Spaces
 CMD ["fastapi", "dev", "app.py"]