Dockerfile

# this size should be irrelevant
FROM python:3.11 as build
# exporting here is a lot safer than depending on the dev environment. Pipenv is kept out of the container by design.
COPY ./Pipfile /Pipfile
RUN pip install pipenv
RUN pipenv lock && pipenv requirements > dev-requirements.txt

# caches are useless in containers, user needed to make installation portable
# certifi+httpie allows healthchecks with tiny installation size (#37)
RUN pip install --user --no-cache-dir --no-warn-script-location -r dev-requirements.txt

FROM python:3.11-slim
# https://github.com/opencontainers/image-spec/blob/master/annotations.md
LABEL "org.opencontainers.image.title"="CutSolver"
LABEL "org.opencontainers.image.vendor"="Modisch Fabrications"
LABEL "org.opencontainers.image.source"="https://github.com/ModischFabrications/CutSolver/"
LABEL "org.opencontainers.image.licenses"="LGPL-3.0"

RUN apt-get update && apt-get install -y \
    curl \
 && rm -rf /var/lib/apt/lists/*

# copy over the pip installation with all dependencies
COPY --from=build /root/.local /root/.local

# Make sure scripts in .local are usable:
ENV PATH=/root/.local/bin:$PATH

# only the application is relevant for the container
COPY ./app /app

EXPOSE 80
HEALTHCHECK --interval=1m --timeout=5s CMD curl --fail http://localhost:80/ || exit 1

# This could be python3 app/main.py, a choice was made against it to keep dev and prod ports different.
ENTRYPOINT ["uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "80", "--proxy-headers"]