FROM python:3.9-slim

WORKDIR /app

# Install system dependencies
RUN apt-get update && apt-get install -y \
    build-essential \
    curl \
    && rm -rf /var/lib/apt/lists/*

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

# Copy application files
COPY . .

# Create directories for data
RUN mkdir -p chroma_db data_cache

# Expose ports
EXPOSE 8501 8000

# Set environment variables
ENV PYTHONUNBUFFERED=1

# Run Streamlit by default
CMD ["streamlit", "run", "streamlit_app.py", "--server.port=8501", "--server.address=0.0.0.0"]