# Lily LLM API Server Dockerfile
FROM python:3.11-slim

# Set working directory
WORKDIR /app

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

# Copy requirements first for better caching
COPY requirements.txt .

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

# Download NLTK data
RUN python -c "import nltk; nltk.download('punkt'); nltk.download('punkt_tab'); nltk.download('averaged_perceptron_tagger'); nltk.download('maxent_ne_chunker'); nltk.download('words'); nltk.download('stopwords')"

# Copy application code
COPY . .

# Create necessary directories
RUN mkdir -p /app/data /app/logs /app/models /app/uploads

# Set environment variables
ENV PYTHONPATH=/app
ENV PYTHONUNBUFFERED=1
ENV HOST=0.0.0.0
ENV PORT=8001

# Expose port
EXPOSE 8001

# Health check
HEALTHCHECK --interval=30s --timeout=30s --start-period=5s --retries=3 \
    CMD curl -f http://localhost:8001/health || exit 1

# Run the application
CMD ["python", "run_server_v2.py"]