# Use an official Python runtime as a parent image
FROM python:3.11-slim

# Create a user and set permissions
RUN useradd -m -u 1000 user

# Set the working directory in the container
WORKDIR /app

# Install system dependencies
USER root
RUN apt-get update && apt-get install -y \
    python3-dev \
    libpq-dev \
    gcc \
    && rm -rf /var/lib/apt/lists/*

# Ensure .files directory exists and is writable
RUN mkdir -p /app/.files && chown -R user:user /app/.files

# Switch back to the non-root user
USER user

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

# Install any needed packages specified in requirements.txt
RUN pip install --no-cache-dir -r requirements.txt

# Expose port 8080 to the world outside this container
EXPOSE 7860

# Run chainlit when the container launches
CMD ["python", "-m", "chainlit", "run", "chatxbt-assistant.py", "-h", "--port", "7860"]