FROM python:3.9 as requirements-stage

WORKDIR /tmp

COPY ./pyproject.toml ./poetry.lock* /tmp/

RUN curl -sSL https://install.python-poetry.org -o install-poetry.py

RUN python install-poetry.py --yes

ENV PATH="${PATH}:/root/.local/bin"

RUN poetry export -f requirements.txt --output requirements.txt --without-hashes

FROM tiangolo/uvicorn-gunicorn-fastapi:python3.9

WORKDIR /app

COPY --from=requirements-stage /tmp/requirements.txt /app/requirements.txt

RUN pip install --no-cache-dir --upgrade -r requirements.txt

RUN rm requirements.txt

COPY ./ /app/
