FROM python:3.9-slim

WORKDIR /app

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

# Copy requirements file
COPY requirements.txt .

# Install Python dependencies
RUN pip install --no-cache-dir -r requirements.txt

# Copy the application
COPY . .

# Create directories for persistent storage
RUN mkdir -p vector_store
RUN mkdir -p chat_history

# Make sure the static directory exists
RUN mkdir -p static

# Copy the frontend to the static directory
COPY index.html static/

# Expose the port the app runs on
EXPOSE 8000

# Command to run the application
CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "8000"]