Rework storage structs, link preview

CHDataManagement/Views/Posts/LocalizedPostDetailView.swift

@@ -12,21 +12,7 @@ struct LocalizedPostDetailView: View {
                 text: $post.pageLinkText,
                 footer: "The custom text to show for the link to the linked page")
 
-            OptionalStringPropertyView(
-                title: "Preview Title",
-                text: $post.linkPreviewTitle,
-                prompt: post.title,
-                footer: "The title to use for the post when linking to it")
-
-            OptionalImagePropertyView(
-                title: "Preview Image",
-                selectedImage: $post.linkPreviewImage,
-                footer: "The image to show for previews of this post")
-
-            OptionalTextFieldPropertyView(
-                title: "Preview Description",
-                text: $post.linkPreviewDescription,
-                footer: "The description to show in previews of the post")
+            LinkPreviewDetailView(linkPreview: post.linkPreview, fallbackTitle: post.title)
         }
     }
 }