Dockerfile.dev

FROM python:3.10-slim AS builder

# --- Install Poetry ---
ARG POETRY_VERSION=2.0

ENV POETRY_HOME=/opt/poetry
ENV POETRY_NO_INTERACTION=1
ENV POETRY_VIRTUALENVS_IN_PROJECT=1
ENV POETRY_VIRTUALENVS_CREATE=1
ENV PYTHONDONTWRITEBYTECODE=1
ENV PYTHONUNBUFFERED=1
# Tell Poetry where to place its cache and virtual environment
ENV POETRY_CACHE_DIR=/opt/.cache

RUN pip install "poetry==${POETRY_VERSION}"

WORKDIR /app

# --- Reproduce the environment ---
# You can comment the following two lines if you prefer to manually install
#   the dependencies from inside the container.
COPY pyproject.toml poetry.lock /app/

# Install the dependencies and clear the cache afterwards.
#   This may save some MBs.
RUN poetry install --without dev --no-root && rm -rf $POETRY_CACHE_DIR

# Now let's build the runtime image from the builder.
#   We'll just copy the env and the PATH reference.
FROM python:3.10-slim AS runtime

ENV VIRTUAL_ENV=/app/.venv
ENV PATH="/app/.venv/bin:$PATH"
ENV HOST=0.0.0.0

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

WORKDIR /app

COPY data/ ./data
COPY app.py ./
COPY pages/ ./pages

EXPOSE 8080
HEALTHCHECK CMD python -c "import requests; import sys; sys.exit(0) if requests.get('http://127.0.0.1:8080/').status_code == 200 else sys.exit(1);"
ENTRYPOINT ["gunicorn", "-b", ":8080", "-w", "2", "app:server"]