Dockerfile

FROM python:3.11-slim

WORKDIR /app

ENV PYTHONDONTWRITEBYTECODE=1
ENV PYTHONUNBUFFERED=1

# System deps:
# - ffmpeg: mp3 encode/decode + prompt audio convert
# - libsndfile1: required by python-soundfile
RUN apt-get update && apt-get install -y --no-install-recommends \
    ffmpeg \
    libsndfile1 \
    git \
    && rm -rf /var/lib/apt/lists/*

COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

COPY . .

ENV HOST=0.0.0.0
ENV PORT=7860
EXPOSE 7860

CMD ["python", "-u", "app.py"]