Paul Gessinger

Merged manually, because this got bumped to the end of the auto merge queue by accident.

What's the plan of action on this one? Do we move ahead with this, or close it?

Being worked on

Hey @doloresgarcia. The problem you observe specifically is that the DD4hep version in LCG 101 is unfortunately not high enough for recent versions of ACTS, we do indeed need DD4hep...

Still on the list

I'll have a think about this.

How about [UIHostingController](https://developer.apple.com/documentation/swiftui/uihostingcontroller)?