FROM python:3.12-slim

# 2. Set working directory
WORKDIR /app

# 3. Install system dependencies
RUN apt-get update && apt-get install -y \
    build-essential \
    git \
    poppler-utils \
    tesseract-ocr \
    libgl1 \
    libglib2.0-0 \
    && rm -rf /var/lib/apt/lists/*

RUN mkdir -p /home/user/huggingface && chmod -R 777 /home/user
ENV HF_HOME=/home/user/huggingface
ENV TRANSFORMERS_CACHE=/home/user/huggingface/transformers

# 5. Copy requirements
COPY requirements.txt .

# 6. Install dependencies
RUN pip install --no-cache-dir -r requirements.txt

# 7. Copy the app code
COPY . .

# 8. Expose Gradio default port
EXPOSE 7860

# 9. Run the Gradio app
CMD ["python", "app.py"]