FROM python:3.10

# -------------------------------------------------------
# NEW: Install System Dependencies for PDF Image Fallback
# This must run as root before creating the user.
# 'poppler-utils' is required for pdf2image to work.
# -------------------------------------------------------
USER root
RUN apt-get update && apt-get install -y \
    poppler-utils \
    libgl1 \
    && rm -rf /var/lib/apt/lists/*

### Set up user with permissions
# Set up a new user named "user" with user ID 1000
RUN useradd -m -u 1000 user

# Switch to the "user" user
USER user

# Set home to the user's home directory
ENV HOME=/home/user \
    PATH=/home/user/.local/bin:$PATH

# Set the working directory to the user's home directory
WORKDIR $HOME/app

# Copy requirements first to leverage Docker cache
COPY --chown=user requirements.txt requirements.txt
RUN pip3 install --no-cache-dir --upgrade -r requirements.txt

# Copy the current directory contents into the container
COPY --chown=user . $HOME/app

### Update permissions for the app
# Temporarily switch to root to fix permissions (Hugging Face specific)
USER root
RUN chmod -R 777 $HOME/app
USER user

CMD ["python", "main.py"]