FROM python:3.10-slim

# Install system packages needed for librosa/PySoundFile
RUN apt-get update && apt-get install -y --no-install-recommends \
    ffmpeg \
    libsndfile1 \
 && rm -rf /var/lib/apt/lists/*

# Create a writable Hugging Face cache directory
RUN mkdir -p /app/.cache && chmod -R 777 /app/.cache

# Optionally set environment so huggingface writes to /app/.cache
ENV TRANSFORMERS_CACHE=/app/.cache

WORKDIR /app

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

# Copy all code
COPY . /app

EXPOSE 7860

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