add state

src/client/js/services/PageContainer.js

@@ -49,10 +49,12 @@ export default class PageContainer extends Container {
       path,
       tocHtml: '',
       isLiked: JSON.parse(mainContent.getAttribute('data-page-is-liked')),
+      isBookmarked: false,
       seenUsers: [],
       likerUsers: [],
       sumOfSeenUsers: 0,
       sumOfLikers: 0,
+      sumOfBookmarks: 0,
       createdAt: mainContent.getAttribute('data-page-created-at'),
       creator: JSON.parse(mainContent.getAttribute('data-page-creator')),
       updatedAt: mainContent.getAttribute('data-page-updated-at'),