# Use python 3.11 slim as base image
FROM python:3.11-slim

# Set environment variables
ENV PYTHONUNBUFFERED=1 \
    PYTHONDONTWRITEBYTECODE=1 \
    PORT=7860

# Install system dependencies (ffmpeg is required for audio extraction)
RUN apt-get update && apt-get install -y --no-install-recommends \
    ffmpeg \
    && rm -rf /var/lib/apt/lists/*

# Set up working directory
WORKDIR /app

# Create a non-root user (Hugging Face Spaces runs as user 1000)
RUN useradd -m -u 1000 user
USER user
ENV HOME=/home/user \
    PATH=/home/user/.local/bin:$PATH

# Set working directory inside user home or set permissions
WORKDIR $HOME/app

# Copy requirements and install
COPY --chown=user requirements.txt .
RUN pip install --no-cache-dir --upgrade -r requirements.txt

# Copy the rest of the application
COPY --chown=user . .

# Expose the port FastAPI runs on
EXPOSE 7860

# Start uvicorn server on port 7860 (Hugging Face default)
CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "7860"]