FROM python:3.11-slim

RUN apt-get update && \
    apt-get install -y --no-install-recommends gcc python3-dev && \
    rm -rf /var/lib/apt/lists/*

WORKDIR /app

COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt && \
    apt-get purge -y gcc python3-dev && \
    apt-get autoremove -y && \
    rm -rf /var/lib/apt/lists/*

COPY . .

EXPOSE 2001

ENV PYTHONUNBUFFERED=1

CMD ["python3", "server.py"]