FROM python:3.10-slim

# Set working directory
WORKDIR /app

# Install system dependencies (minimal)
RUN apt-get update && apt-get install -y \
    --no-install-recommends \
    && 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 code
COPY app.py .
COPY action_parser.py .
COPY client_example.py .

# Expose port
EXPOSE 7860

# Set environment variables
ENV PYTHONUNBUFFERED=1
ENV PORT=7860
ENV HOST=0.0.0.0

# Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
    CMD python -c "import requests; requests.get('http://localhost:7860/health')"

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