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 for audio processing
RUN apt-get update && apt-get install -y --no-install-recommends \
    curl \
    ffmpeg \
    libsndfile1 \
    && 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 *.py .

# Set environment variables
ENV PYTHONUNBUFFERED=1
ENV PYTHONDONTWRITEBYTECODE=1
ENV GRADIO_SERVER_NAME=0.0.0.0
ENV GRADIO_SERVER_PORT=7860

# Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=10s --retries=3 \
    CMD curl -f http://localhost:7860/ || exit 1

# Expose Gradio port
EXPOSE 7860

# Run the application (override with specific app)
CMD ["python", "app.py"]