FROM python:3.10-slim

# System deps for audio + nemo
RUN apt-get update && apt-get install -y \
    ffmpeg libsndfile1 sox cmake build-essential git \
    && rm -rf /var/lib/apt/lists/*

WORKDIR /app

# HF caches need to be writable
ENV HF_HOME=/app/.cache/huggingface
ENV TORCH_HOME=/app/.cache/torch

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

COPY . .

EXPOSE 7860
CMD ["python", "app.py"]