Move About pages to within the UI

src/features/ui/index.tsx

@@ -134,6 +134,7 @@ import {
   Announcements,
   EditGroup,
   FollowedTags,
+  AboutPage,
 } from './util/async-components';
 import GlobalHotkeys from './util/global-hotkeys';
 import { WrappedRoute } from './util/react-router-helpers';
@@ -350,6 +351,8 @@ const SwitchingColumnsArea: React.FC<ISwitchingColumnsArea> = ({ children }) =>
 
       <WrappedRoute path='/share' page={DefaultPage} component={Share} content={children} exact />
 
+      <WrappedRoute path='/about/:slug?' page={DefaultPage} component={AboutPage} publicRoute exact />
+
       <WrappedRoute page={EmptyPage} component={GenericNotFound} content={children} />
     </Switch>
   );

src/features/ui/util/async-components.ts

@@ -1,3 +1,7 @@
+export function AboutPage() {
+  return import('../../about');
+}
+
 export function EmojiPicker() {
   return import('../../emoji/components/emoji-picker');
 }