Dockerfile

# Build image with Poetry
FROM python:3.12-slim as python-base

ENV PYTHONUNBUFFERED=1 \
    PYTHONDONTWRITEBYTECODE=1 \
    PIP_NO_CACHE_DIR=off \
    PIP_DISABLE_PIP_VERSION_CHECK=on \
    PIP_DEFAULT_TIMEOUT=100 \
    POETRY_HOME="/opt/poetry" \
    POETRY_VIRTUALENVS_IN_PROJECT=true \
    POETRY_NO_INTERACTION=1 \
    PYSETUP_PATH="/opt/pysetup" \
    VENV_PATH="/opt/pysetup/.venv" 

ENV PATH="$POETRY_HOME/bin:$VENV_PATH/bin:$PATH"

FROM python-base as builder-base
RUN apt-get update \
    && apt-get install --no-install-recommends -y \
        curl \
        build-essential \
        libdmtx-dev \
        zbar-tools \
    && rm -rf /var/lib/apt/lists/*

RUN curl -sSL https://install.python-poetry.org | python3 -

RUN apt-get update && \
    apt-get install -y libtiff5-dev libjpeg62-turbo-dev libopenjp2-7-dev zlib1g-dev \
    libfreetype6-dev liblcms2-dev libwebp-dev tcl8.6-dev tk8.6-dev python3-tk \
    libharfbuzz-dev libfribidi-dev libxcb1-dev

WORKDIR $PYSETUP_PATH
COPY poetry.lock pyproject.toml ./

RUN poetry install
RUN pip install uvloop 

# Production image
FROM python-base as production

COPY --from=builder-base $PYSETUP_PATH $PYSETUP_PATH
COPY . /app/
WORKDIR /app

RUN mkdir -p /usr/share/man/man1

RUN apt-get update && \
    apt-get install libdmtx-dev zbar-tools default-jre-headless -y && \
    apt-get clean && \
    rm -rf /var/lib/apt/lists/*
    
CMD [ "gunicorn", "-k", "uvicorn.workers.UvicornWorker", "-w", "4", "-b", "0.0.0.0:8000", "app.main:app"]