FROM python:3.12-slim

ENV PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1 \
    PIP_NO_CACHE_DIR=1 \
    PIP_DISABLE_PIP_VERSION_CHECK=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 requirements/ requirements/
ARG REQUIREMENTS_FILE=prod.txt
RUN pip install -r requirements/${REQUIREMENTS_FILE}

COPY . .

ARG DJANGO_SETTINGS_FOR_COLLECTSTATIC=config.settings.prod
RUN DJANGO_SECRET_KEY=build-only-dummy-key \
    DJANGO_ALLOWED_HOSTS=localhost \
    DATABASE_URL=sqlite:///dev-null.db \
    python manage.py collectstatic --noinput \
      --settings=${DJANGO_SETTINGS_FOR_COLLECTSTATIC} || true

EXPOSE 8000

CMD ["gunicorn", "config.wsgi:application", "--bind", "0.0.0.0:8000", "--workers", "4", "--timeout", "60"]