FROM python:3.13-slim

WORKDIR /app

# Install uv for fast, reliable package management
COPY --from=ghcr.io/astral-sh/uv:latest /uv /usr/local/bin/uv

# Install system dependencies
RUN apt-get update && apt-get install -y --no-install-recommends \
    curl \
    && rm -rf /var/lib/apt/lists/*

# Copy requirements first for better caching
COPY requirements.txt .
RUN uv pip install --system --no-cache -r requirements.txt

# Copy application code
COPY voice_assistant.py .

# Set environment variables
ENV PYTHONUNBUFFERED=1
ENV PYTHONDONTWRITEBYTECODE=1

# Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
    CMD python -c "print('healthy')" || exit 1

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