And where did the user store the data? Addtionally, you can deploy a local version via docker, or use the stand-alone desktop version, https://github.com/jgrap

And where did the user store the data? Addtionally, you can deploy a local version via docker, or use the stand-alone desktop version, https://github.com/jgraph/drawio https://github.com/jgraph/drawio has the links.