FROM python:3.11-slim

WORKDIR /app
ENV PYTHONUNBUFFERED=1 \
    GRADIO_SERVER_NAME=0.0.0.0 \
    GRADIO_SERVER_PORT=7860 \
    HOME=/app

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

COPY . .

EXPOSE 7860
# gr.Server is a FastAPI app; serve it directly with uvicorn (no gradio launch/SSR).
CMD ["uvicorn", "app:demo", "--host", "0.0.0.0", "--port", "7860"]