chore: export JavaScript for extensions to extend (#64)

js/admin.js

@@ -7,4 +7,5 @@
  * file that was distributed with this source code.
  */
 
+export * from './src/common';
 export * from './src/admin';

js/forum.js

@@ -7,4 +7,5 @@
  * file that was distributed with this source code.
  */
 
+export * from './src/common';
 export * from './src/forum';

js/src/common/index.ts

@@ -0,0 +1,2 @@
+export { default as Themes } from './Themes';
+export * as setSelectedTheme from './setSelectedTheme';

js/src/forum/index.ts

@@ -2,6 +2,10 @@ import app from 'flarum/forum/app';
 import addSettingsItems from './addSettingsItems';
 import setSelectedTheme from '../common/setSelectedTheme';
 
+export * as perDeviceSetting from './helpers/perDeviceSetting';
+export * as switchTheme from './helpers/switchTheme';
+export { default as getTheme } from './getTheme';
+
 app.initializers.add('fof-nightmode', () => {
   addSettingsItems();
   setSelectedTheme();