Dockerfile

FROM python:3.9-slim

WORKDIR /code

# Copy & install
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

COPY app.py .

# Expose port
EXPOSE 7860

# Use multiple workers + reload off for production
CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860", "--workers", "1"]