Dockerfile

FROM python:3.12-slim AS builder

RUN pip install poetry==1.8.0

ENV POETRY_NO_INTERACTION=1 \
    POETRY_VIRTUALENVS_IN_PROJECT=1 \
    POETRY_VIRTUALENVS_CREATE=1 \
    POETRY_CACHE_DIR=/tmp/poetry_cache

WORKDIR /app

COPY pyproject.toml poetry.lock ./

RUN --mount=type=cache,target=$POETRY_CACHE_DIR poetry install --without dev --no-root

FROM python:3.12-slim AS runtime

ENV VIRTUAL_ENV=/app/.venv \
    PATH="/app/.venv/bin:$PATH"

COPY --from=builder ${VIRTUAL_ENV} ${VIRTUAL_ENV}

WORKDIR /app

EXPOSE 8000

COPY entrypoint.sh ./
RUN chmod +x /app/entrypoint.sh

COPY task_manager/ .

ENTRYPOINT ["/app/entrypoint.sh"]

CMD ["gunicorn", "task_manager.wsgi", "--workers", "4", "--bind", "0.0.0.0:8000"]