fix sdoc wiki bug

frontend/src/components/sdoc-wiki-page-viewer/index.js

@@ -1,7 +1,9 @@
-import React from 'react';
+import React, { Suspense } from 'react';
 import PropTypes from 'prop-types';
 import { WikiViewer } from '@seafile/sdoc-editor';
+import { I18nextProvider } from 'react-i18next';
 import { appAvatarURL, assetsUrl, gettext, name, repoID, serviceURL, sharedToken, siteRoot, slug, username } from '../../utils/constants';
+import i18n from '../../_i18n/i18n-sdoc-editor';
 import { Utils } from '../../utils/utils';
 import Loading from '../loading';
 
@@ -104,7 +106,13 @@ class SdocWikiPageViewer extends React.Component {
       scrollRef: this.scrollRef,
     };
 
-    return <WikiViewer {...props} />;
+    return (
+      <I18nextProvider i18n={ i18n }>
+        <Suspense fallback={<Loading />}>
+          <WikiViewer {...props} />
+        </Suspense>
+      </I18nextProvider>
+    );
   };
 
   render() {