Dockerfile

FROM python:3.10-slim as base

# Setup env
ENV LANG C.UTF-8
ENV LC_ALL C.UTF-8
ENV PYTHONDONTWRITEBYTECODE 1
ENV PYTHONFAULTHANDLER 1


FROM base AS python-deps

# Install pipenv and compilation dependencies
RUN pip install pipenv
RUN apt-get update && apt-get install -y --no-install-recommends gcc

# Install python dependencies in /.venv
COPY Pipfile .
COPY Pipfile.lock .
RUN PIPENV_VENV_IN_PROJECT=1 pipenv install --deploy


FROM base AS runtime

# Copy virtual env from python-deps stage
COPY --from=python-deps /.venv /.venv
ENV PATH="/.venv/bin:$PATH"

# Create and switch to a new user
RUN useradd --create-home appuser
WORKDIR /home/appuser
USER appuser

# Install application into container
COPY . .

# Expose the Streamlit port
EXPOSE 8501

# Setup a health check against Streamlit
HEALTHCHECK CMD curl --fail http://localhost:8501/_stcore/health

# Run the application
ENTRYPOINT [ "python", "-m", "streamlit" ]
CMD ["run", "main.py", "--server.port=8501", "--server.address=0.0.0.0"]