FROM python:3.11-slim

# Install system dependencies for PDF and Node.js for potential MCP extensions
RUN apt-get update && apt-get install -y \
    curl \
    gnupg \
    && curl -fsSL https://deb.nodesource.com/setup_20.x | bash - \
    && apt-get install -y nodejs \
    && apt-get clean \
    && rm -rf /var/lib/apt/lists/*

# Set up a new user to avoid running as root
RUN useradd -m -u 1000 user
USER user
ENV PATH="/home/user/.local/bin:${PATH}"

WORKDIR /app

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

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

# Expose the port defined in README.md
EXPOSE 7860

# Start the server
CMD ["python", "app.py"]