FROM python:3.10-slim

WORKDIR /app

# Install system dependencies FIRST
RUN apt-get update && apt-get install -y \
    ffmpeg \
    libsndfile1 \
    && rm -rf /var/lib/apt/lists/*

# Copy requirements
COPY requirements.txt .

# Install Python dependencies in CORRECT ORDER
# numpy MUST be first, before torch/torchaudio
RUN pip install --no-cache-dir "numpy>=1.24.0,<2.0.0"

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

# Copy application code
COPY . .

# Expose port
EXPOSE 7860

# Run with proper Python settings
ENV PYTHONUNBUFFERED=1
CMD ["python", "app.py"]