Dockerfile

# OpenSpiel environment using pre-built OpenSpiel base image
ARG OPENSPIEL_BASE_IMAGE=ghcr.io/meta-pytorch/openenv-openspiel-base:sha-e622c7e
FROM ${OPENSPIEL_BASE_IMAGE}

# Copy OpenEnv core (base image already set WORKDIR=/app)
WORKDIR /app
COPY src/core/ /app/src/core/

# Copy OpenSpiel environment
COPY src/envs/openspiel_env/ /app/src/envs/openspiel_env/

# Extend Python path for OpenEnv (base image set PYTHONPATH=/app/src)
# We prepend OpenSpiel paths
ENV PYTHONPATH=/repo:/repo/build/python:/app/src

# OpenSpiel-specific environment variables (can be overridden at runtime)
ENV OPENSPIEL_GAME=catch
ENV OPENSPIEL_AGENT_PLAYER=0
ENV OPENSPIEL_OPPONENT_POLICY=random

# Health check (curl is provided by openenv-base)
HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3     CMD curl -f http://localhost:8000/health || exit 1

# Note: EXPOSE 8000 already set by openenv-base

# Run the FastAPI server (uvicorn installed by openenv-base)
CMD ["uvicorn", "envs.openspiel_env.server.app:app", "--host", "0.0.0.0", "--port", "8000"]
ENV ENABLE_WEB_INTERFACE=true