Dockerfile

FROM python:3.9

# System packages needed for audio + nussl
RUN apt-get update && apt-get install -y \
    ffmpeg \
    libsndfile1 \
    && rm -rf /var/lib/apt/lists/*

# Set working directory
WORKDIR /app

# Copy files
COPY . .

# Install Python packages
RUN pip install --upgrade pip
RUN pip install -r requirements.txt

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