But typst itself is fully open-source. Saying it’s a „partially open-source project” is a mischaracterization. You don’t need to use the web IDE and it’s not strictly part of the „typst project”

https://github.com/BurntSushi/jiff/blob/master/DESIGN.md#why-not-contribute-to-an-existing-library-instead-of-building-a-new-one

Make sure there’s only one strong reference and call Arc::into_inner to move it out of the Arc. Same can be done with Mutex::into_inner to move the transaction out of the mutex