# 1. Base Image
FROM python:3.10-slim

# 2. Set working directory
WORKDIR /app

# 3. Install system dependencies
# UPDATED: Added 'libsndfile1' which is required for Audio Processing (Librosa)
RUN apt-get update && apt-get install -y \
    libgl1 \
    libglib2.0-0 \
    libsndfile1 \
    && rm -rf /var/lib/apt/lists/*

# 4. Create a non-root user (Hugging Face requirement)
RUN useradd -m -u 1000 user
USER user
ENV PATH="/home/user/.local/bin:$PATH"

# 5. Copy files with permissions
COPY --chown=user . .

# 6. Install Python Dependencies
RUN pip install --no-cache-dir --upgrade pip && \
    pip install --no-cache-dir -r requirements.txt

# 7. Expose Port
EXPOSE 7860

# 8. Run App
CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "7860"]