message: Fix document being used in ssr for theme services
diff: @@ -7,6 +7,10 @@ export class Theme {
  static theme = new ThemeModel();
  static sync() {
  + if (GJ_IS_SSR) {
  + return;
  + }
  +
  if (Settings.get('theme-dark')) {
  document.body.classList.add('theme-dark');
  this.isDark = true;
  