FROM python:3.10-slim

# Install system dependencies
RUN apt-get update && apt-get install -y git ffmpeg libsndfile1

# Create user and writable cache directory
RUN useradd -m user
USER user
ENV PATH="/home/user/.local/bin:$PATH"
ENV HF_HOME="/home/user/.cache/huggingface"

WORKDIR /app

# Install Python dependencies
COPY --chown=user requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# Copy app code
COPY --chown=user . /app

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