Add route files, show overview

CHDataManagement/Model/FileResource.swift

@@ -125,6 +125,15 @@ final class FileResource: Item, LocalizedItem {
         return true
     }
 
+    @discardableResult
+    func save(fileData: Foundation.Data) -> Bool {
+        guard content.storage.save(fileData: fileData, for: identifier) else {
+            return false
+        }
+        modifiedDate = .now
+        return true
+    }
+
     func dataContent() -> Foundation.Data? {
         content.storage.fileData(for: identifier)
     }