Dockerfile

FROM python:3.10-slim

RUN apt-get update && apt-get install -y --no-install-recommends \
    ffmpeg \
    libsndfile1 \
    && rm -rf /var/lib/apt/lists/*

RUN useradd -m -u 1000 user

ENV HOME=/home/user \
    PATH=/home/user/.local/bin:$PATH \
    PYTHONUNBUFFERED=1 \
    PYTHONIOENCODING=UTF-8 \
    HF_HOME=/home/user/.cache/huggingface \
    PORT=7860

WORKDIR /home/user/app

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

COPY app.py .

USER user

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