FROM python:3.11-slim

WORKDIR /app

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

# Copy requirements and install dependencies
COPY requirements_hf.txt .
RUN pip install --no-cache-dir -r requirements_hf.txt

# Copy application code
COPY app_docker_optimized.py .
COPY backend/ ./backend/

# Create data directories
RUN mkdir -p data/uploads data/chroma_data

# Expose port
EXPOSE 7860

# Run application
CMD ["python", "app_docker_optimized.py"]