FROM python:3.12.12-slim-bookworm
RUN apt-get update && apt-get install -y --no-install-recommends openjdk-17-jre-headless \
    && rm -rf /var/lib/apt/lists/*
RUN pip install --no-cache-dir pyspark==4.0.1
ENV PYSPARK_PYTHON=python
ENTRYPOINT ["python","/opt/handbook/spark/streaming.py"]