* Store import<->document relationship
* Update 20221112152649-import-document-relationship.js
* Store importId on collection, UI tweaks on import screen
This PR moves the entire project to Typescript. Due to the ~1000 ignores this will lead to a messy codebase for a while, but the churn is worth it – all of those ignore comments are places that were never type-safe previously.
closes#1282