FROM python:3.11-slim

RUN apt-get update && apt-get install -y --no-install-recommends \
    build-essential \
    libsndfile1 \
    ffmpeg \
    git \
    rubberband-cli \
    librubberband-dev \
    && rm -rf /var/lib/apt/lists/*

RUN useradd -m -u 1000 user
WORKDIR /app

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

COPY . .

RUN chown -R user:user /app
USER user

ENV PYTHONUNBUFFERED=1
ENV HF_HOME=/app/.cache/huggingface

EXPOSE 7860

CMD ["sh", "-c", "OMP_NUM_THREADS=4 exec uvicorn app:app --host 0.0.0.0 --port 7860"]