FROM python:3.11-slim

# Install system dependencies (Poppler for pdf2image, OpenCV libs, git, etc.)
RUN apt-get update && apt-get install -y \
    poppler-utils \
    libgl1 \
    libglib2.0-0 \
    git \
    && rm -rf /var/lib/apt/lists/*

WORKDIR /app

# Copy requirements and install python packages
COPY requirements.txt requirements.txt
RUN pip install --no-cache-dir --upgrade pip
RUN pip install --no-cache-dir -r requirements.txt

# Copy all project files
COPY . .

# HuggingFace Spaces uses port 7860
EXPOSE 7860

# Start Flask using gunicorn
CMD ["gunicorn", "app:app", "--bind", "0.0.0.0:7860", "--timeout", "600"]