FROM python:3.12-slim
RUN apt-get update && apt-get install -y --no-install-recommends curl && rm -rf /var/lib/apt/lists/*
WORKDIR /app
COPY *.py ./
ENV PYTHONUNBUFFERED=1
ENV HOME=/data
ENV HOST=0.0.0.0
ENV PORT=8899
EXPOSE 8899
HEALTHCHECK --interval=30s --timeout=5s --start-period=15s --retries=3 \
  CMD curl -fsS http://127.0.0.1:8899/state || exit 1
CMD ["python3", "server.py"]