Dockerfile

FROM python:3.9-slim

WORKDIR /app

# Install system dependencies
RUN apt-get update && apt-get install -y \
    git \
    build-essential \
    libsndfile1 \
    ffmpeg \
    && apt-get clean \
    && rm -rf /var/lib/apt/lists/*

# Copy requirements file
COPY requirements.txt .

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

# Clone VERSA repository
RUN git clone https://github.com/shinjiwlab/versa.git && \
    cd versa && \
    pip install -e .

# Set up data directories
RUN mkdir -p /app/data/configs /app/data/uploads /app/data/results

# Copy universal metrics YAML file
COPY universal_metrics.yaml /app/data/configs/

# Copy application code
COPY app.py .

# Create installation complete indicator
RUN touch /app/versa/.installation_complete

# Set environment variables
ENV PYTHONUNBUFFERED=1

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