FROM python:3.10-slim

# System dependencies needed by audio libraries
RUN apt-get update && apt-get install -y --no-install-recommends \
    ffmpeg \
    libsndfile1 \
    build-essential \
    && rm -rf /var/lib/apt/lists/*

WORKDIR /app

# Install PyTorch CPU first — separate layer so it's cached on rebuilds
RUN pip install --no-cache-dir \
    torch==2.1.0 \
    torchaudio==2.1.0 \
    --index-url https://download.pytorch.org/whl/cpu

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

# Copy source code
COPY main.py rvc_pipeline.py ./

# Copy model files
# These are uploaded to the Space repo via the HF web UI
COPY ["Jokowi Voice Model", "./Jokowi Voice Model"]

# HF Spaces requires port 7860
ENV PORT=7860
EXPOSE 7860

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