Paul Ebbers integrated save and restore functionality into the FreeCAD/FreeCAD-addons repository by adding a new Git submodule referencing the SaveAndRestore project. This work involved updating the .gitmodules file to point to an external repository, enabling persistent addon state across user sessions. Paul focused on modular architecture and cross-repository collaboration, leveraging Git and submodule management to improve maintainability. Although the scope was limited to a single feature and did not include bug fixes, the integration enhanced workflow resilience for FreeCAD addon users. The technical depth centered on Git submodules, repository configuration, and ensuring seamless interoperability within the FreeCAD ecosystem.