FROM python:3.12-slim

ENV PYTHONDONTWRITEBYTECODE=1
ENV PYTHONUNBUFFERED=1

WORKDIR /app

RUN apt-get update && \
    apt-get install -y --no-install-recommends build-essential libpq-dev && \
    rm -rf /var/lib/apt/lists/*

COPY backend/requirements.txt /tmp/requirements.txt
RUN pip install --no-cache-dir -r /tmp/requirements.txt

COPY backend /app

EXPOSE 8000

CMD ["python", "manage.py", "runserver", "0.0.0.0:8000"]