FROM python:3.9-slim

# Install system dependencies (Poppler for pdf2image + Tesseract for OCR)
RUN apt-get update && apt-get install -y \
    poppler-utils \
    tesseract-ocr \
    tesseract-ocr-hin \
    && rm -rf /var/lib/apt/lists/*

# Set working directory
WORKDIR /app

# Copy requirements and install Python dependencies
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# Copy app code and model
COPY . .

# Expose port (Hugging Face Spaces uses 7860 by default)
EXPOSE 7860

# Run the app using python -m uvicorn
CMD ["python", "-m", "uvicorn", "main:app", "--host", "0.0.0.0", "--port", "7860"]