Dockerfile

FROM python:3.9

WORKDIR /code

# environment
RUN apt-get update \
    && apt-get install -y libzbar0 \
    && apt-get clean \
    && rm -rf /var/lib/apt/lists/*

# python library
COPY ./requirements.txt /code/requirements.txt
RUN pip install --no-cache-dir --upgrade -r /code/requirements.txt

COPY . .

CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "7860"]