# Use an official lightweight Python image
FROM python:3.11-slim-bullseye

# Set environment variables
ENV PYTHONUNBUFFERED=1 \
    PYTHONIOENCODING=UTF-8 \
    TESSERACT_PATH="/usr/bin/tesseract" \
    HF_HOME="/app/cache"

# Set the working directory
WORKDIR /app

# Install system dependencies
RUN apt-get update && apt-get install -y \
    poppler-utils \
    tesseract-ocr \
    libgl1 \
    && rm -rf /var/lib/apt/lists/*

# Ensure cache directory exists with correct permissions
RUN mkdir -p /app/cache && chmod -R 777 /app/cache

# Copy application files
COPY . /app

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


# Start the application with Gunicorn
CMD ["gunicorn", "-b", "0.0.0.0:7860", "--timeout", "300", "app:app"]