GitLab

* feat: rename the file generated by command line tools

* feat: add pdf filename as prefix to {span,layout,model}.pdf

---------
Co-authored-by: icecraft <tmortred@gmail.com>
Co-authored-by: icecraft <xurui1@pjlab.org.cn>

Implement the feature to draw bounding boxes for model elements in the PDF. This includes
adding new drawing functions and modifying existing ones to accommodate the new feature.
Also, updates are made to CLI tools and common utilities to support the model bbox drawing.

add false displayed equation to inline equation