FROM python:3.13-slim

WORKDIR /app

# Install system dependencies
RUN apt-get update && apt-get install -y \
    gcc \
    g++ \
    && rm -rf /var/lib/apt/lists/*

# Copy requirements first to leverage Docker cache
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# Copy the rest of the application
COPY . .

# Expose the port (Hugging Face Spaces will set the PORT environment variable)
EXPOSE 7860

# Set the command to run the application
CMD ["chainlit", "run", "main.py", "--host", "0.0.0.0", "--port", "7860"]