FROM python:3.10-slim

ENV PYTHONUNBUFFERED=1 \
    HF_HOME=/data/.cache/huggingface \
    OMP_NUM_THREADS=1 \
    PYTORCH_CUDA_ALLOC_CONF=expandable_segments:True

WORKDIR /app

# Basic system deps (ffmpeg needed for some audio operations)
RUN apt-get update && apt-get install -y --no-install-recommends \
    ffmpeg \
    git \
    libportaudio2 \
 && rm -rf /var/lib/apt/lists/*

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

COPY . .

EXPOSE 7860

CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860"]