message: Make display-test-app for iOS use "public.data" as the documentType for UIDocumentPickerViewController. Otherwise, it will try to filter to .bim, which can malfunction and result in constantly grayed-out files in the file open dialog.
diff: @@ -73,7 +73,7 @@ class ViewController: UIViewController, WKUIDelegate, WKNavigationDelegate, UIDo
  pickSnapshot();
  }
  func pickSnapshot(){
  - let picker = UIDocumentPickerViewController(documentTypes: ["com.bentley.app.bim"], in: .open);
  + let picker = UIDocumentPickerViewController(documentTypes: ["public.data"], in: .open);
  picker.modalPresentationStyle = .fullScreen;
  picker.allowsMultipleSelection = false;
  picker.directoryURL = getDocumentsDirectory();
  