Added fallback if renaming cant move an upload

providers/sitebuilder/builder.go

@@ -148,7 +148,7 @@ func (b *Builder) renderFeeds(ctx buildContext, postIter iter.Seq[models.Maybe[*
 			Content: string(renderedPost.HTML),
 			// TO FIX: Created should be first published
 			Created: post.PublishedAt,
-			Updated: post.PublishedAt,
+			Updated: post.UpdatedAt,
 		})
 
 		items++