Generate open graph meta tags

CHDataManagement/Generator/Post Lists/FeedGeneratorSource.swift

@@ -7,20 +7,28 @@ struct FeedGeneratorSource: PostListPageGeneratorSource {
     
     let results: PageGenerationResults
     
-    var showTitle: Bool {
-        false
-    }
-
     var postsPerPage: Int {
         content.settings.posts.postsPerPage
     }
 
-    var pageTitle: String {
-        content.settings.posts.localized(in: language).title
+    var pageTitle: String? {
+        nil // Don't show title in page
     }
 
-    var pageDescription: String {
-        content.settings.posts.localized(in: language).description
+    private var linkPreview: LinkPreview {
+        content.settings.posts.localized(in: language).linkPreview
+    }
+
+    var linkTitle: String? {
+        linkPreview.title
+    }
+
+    var linkDescription: String? {
+        linkPreview.description
+    }
+
+    var linkImage: FileResource? {
+        linkPreview.image
     }
 
     /**