# Use the lightweight python image
FROM python:3.9-slim

# Set the working directory
WORKDIR /code

# Copy and install requirements first (to cache the layer)
COPY ./requirements.txt /code/requirements.txt
RUN pip install --no-cache-dir --upgrade -r /code/requirements.txt

# Copy the actual application code
COPY . .

# Expose the mandatory Hugging Face port
EXPOSE 7860

# Launch standard Streamlit without the virtual framebuffer bloat
CMD ["streamlit", "run", "app.py", "--server.port=7860", "--server.address=0.0.0.0"]