FROM python:3.12-bookworm RUN apt-get update && apt-get install --no-install-recommends -y \ build-essential \ libpq-dev \ && apt-get purge -y --auto-remove -o APT::AutoRemove::RecommendsImportant=false \ && rm -rf /var/lib/apt/lists/* ENV VIRTUAL_ENV=/venv \ PATH=/venv/bin:$PATH RUN python -m venv /venv WORKDIR /app COPY requirements/django.txt . RUN pip install --no-cache-dir --requirement django.txt CMD ["celery", "-A", "config", "worker", "-l", "info"]