FROM python:3.10-slim

# Create a non-root user for Hugging Face Spaces
RUN useradd -m -u 1000 user
USER user
ENV HOME=/home/user \
	PATH=/home/user/.local/bin:$PATH

WORKDIR $HOME/app

# Copy requirements and install
COPY --chown=user requirements.txt .
RUN pip install --no-cache-dir --upgrade -r requirements.txt

# Copy the rest of the application
COPY --chown=user . .

# Run main.py to generate the pptx, then start a simple HTTP server on port 7860
# This ensures Hugging Face space stays "Running" and you can download the generated file
CMD python main.py && python -m http.server 7860