FROM python:3.9-slim

# The following line is required for the Dev Mode to be functional on Hugging Face Spaces
RUN useradd -m -u 1000 user

# Install Flask
RUN pip install --no-cache-dir flask

# Set up the working directory
WORKDIR /app

# Copy our application files
COPY hello_world_app.py /app/

# Switch to the "user" user (required for Hugging Face Spaces)
USER user

# Set home to the user's home directory
ENV HOME=/home/user \
    PATH=/home/user/.local/bin:$PATH

# Expose the port the app runs on
EXPOSE 7860

# Run the application
CMD ["python", "hello_world_app.py"]