Fix id of Items, saving

CHDataManagement/Generator/Results/PageGenerationResults.swift

@@ -11,7 +11,7 @@ extension ImageToGenerate: Hashable {
 
     func hash(into hasher: inout Hasher) {
         hasher.combine(size)
-        hasher.combine(image.id)
+        hasher.combine(image.identifier)
     }
 }
 
@@ -284,7 +284,7 @@ final class PageGenerationResults: ObservableObject {
     func markPageAsEmpty() {
         guard case .page(let page) = itemId.itemType else { return }
         onMain { self.pageIsEmpty = true }
-        delegate.empty(.init(language: itemId.language, pageId: page.id))
+        delegate.empty(.init(language: itemId.language, pageId: page.identifier))
     }
 
     func redirect(from originalUrl: String, to newUrl: String) {