FROM python:3.11-slim as builder
WORKDIR /app
RUN pip install --upgrade pip
COPY requirements.txt .
RUN pip install --no-cache-dir --prefix="/install" -r requirements.txt

FROM python:3.11-slim
WORKDIR /app
COPY --from=builder /install /usr/local
COPY app.py .
EXPOSE 7860
ENV PYTHONUNBUFFERED=1
CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860"]