# Use the official Python 3.12 image
FROM python:3.12

# Set the working directory
WORKDIR /app

# Create and switch to a non-root user
RUN useradd -m -u 1000 user
RUN chown -R user:user /app
USER user

# Set environment variables for the user
ENV HOME=/home/user \
    PATH=/home/user/.local/bin:$PATH

# Install dependencies
COPY --chown=user ./requirements.txt .
RUN pip install -r requirements.txt

# Copy all project files
COPY --chown=user . .

# Expose the port
EXPOSE 7860

# The simple, standard command the platform expects
CMD ["chainlit", "run", "app.py", "--host", "0.0.0.0", "--port", "7860", "--headless"]