Update Dockerfile

Dockerfile

@@ -20,6 +20,7 @@ RUN apt install ocl-icd-opencl-dev -y
 # Make engines executable
 RUN chmod +x engines/stockfish/*
 RUN chmod +x engines/maia/*/lc0
+RUN chmod +x engines/RodentIII/*
 
 # Start the FastAPI app on port 7860, the default port expected by Spaces
 CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "7860"]