# Use full Python 3.9 base image
FROM python:3.9

# Set working directory
WORKDIR /app

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

# Copy app
COPY app.py .

# Expose Hugging Face default port
ENV PORT=7860
EXPOSE 7860

# Run Streamlit
CMD ["streamlit", "run", "app.py", "--server.port=7860", "--server.address=0.0.0.0"]