Is your feature request related to a problem? Please describe. It is very non-intuitive how to import an STL file into your project. If you don't know that OpenSCAD can do this, from the interface, ...

@nophead not sure which ones are needed but I see a few chunk files, e.g. enviro_plus_case.stl = 2.5MB, all.stl = 2.1MB Right now the web playground is quite slow to load (esp. on mobile) so I'd ...