FROM python:3.11 as builder
ENV PYTHONDONTWRITEBYTECODE=1 \
  PYTHONUNBUFFERED=1 \
  PIP_NO_CACHE_DIR=true

RUN pip install --upgrade pip && pip install poetry
RUN poetry config installer.max-workers 10 && \
  poetry config virtualenvs.create false
RUN python -m venv /opt/venv
ENV VIRTUAL_ENV="/opt/venv" PATH="/opt/venv/bin:${PATH}"

COPY poetry.lock pyproject.toml ./
RUN poetry install --sync --no-interaction --no-ansi --no-root --only main

FROM python:3.11-slim
WORKDIR /usr/src/app
ENV NODE_ENV=production \
  TRANSFORMERS_CACHE=/cache \
  PYTHONDONTWRITEBYTECODE=1 \
  PYTHONUNBUFFERED=1 \
  PATH="/opt/venv/bin:$PATH" \
  PYTHONPATH=`pwd`

COPY --from=builder /opt/venv /opt/venv
COPY app .
ENTRYPOINT ["python", "main.py"]