FROM python:3.10-slim

# Set environment
ENV DEBIAN_FRONTEND=noninteractive
ENV PYTHONUNBUFFERED=1
ENV PATH="/home/user/.local/bin:$PATH"

# HF Spaces Free Tier: Force CPU-only mode
ENV DOLPHIN_DEVICE=cpu
ENV DOLPHIN_MAX_BATCH_SIZE=1

# Install system dependencies (poppler for pdf2image)
RUN apt-get update && apt-get install -y \
    poppler-utils \
    git \
    && rm -rf /var/lib/apt/lists/*

# Create user (Hugging Face Spaces runs as user 1000)
RUN useradd -m -u 1000 user
USER user
WORKDIR /home/user/app

# Copy application code
COPY --chown=user:user . .

# Install Dependencies
RUN pip3 install --no-cache-dir --upgrade pip && \
    pip3 install --no-cache-dir -r requirements.txt

# Create models directory for cached model weights
RUN mkdir -p /home/user/app/models/dolphin-v2

# Expose port (HF Spaces defaults to 7860)
EXPOSE 7860

# Start the worker directly (no ngrok, no bash wrapper)
CMD ["python3", "-m", "uvicorn", "worker:app", "--host", "0.0.0.0", "--port", "7860"]