Fix file metadata save

CHDataManagement/Views/Files/AddFileView.swift

@@ -108,6 +108,9 @@ struct AddFileView: View {
             content.add(resource)
             selectedFile = resource
         }
+        // We need to ensure that the metadata file is written to disk directly
+        content.saveUnconditionally()
+        
         content.generateMissingVideoThumbnails()
         dismiss()
     }