HARDCODE theme to be dark, even if an old config is set to be light mode enabled

js/background.js

@@ -321,7 +321,7 @@
     window.Events = {
       getDeviceName: () => textsecure.storage.user.getDeviceName(),
 
-      getThemeSetting: () => storage.get('theme-setting', 'dark'),
+      getThemeSetting: () => 'dark', // storage.get('theme-setting', 'dark')
       setThemeSetting: value => {
         storage.put('theme-setting', value);
         onChangeTheme();

js/views/app_view.js

@@ -25,7 +25,7 @@
     },
     applyTheme() {
       const iOS = storage.get('userAgent') === 'OWI';
-      const theme = storage.get('theme-setting') || 'dark';
+      const theme = 'dark'; // storage.get('theme-setting') || 'dark';
       this.$el
         .removeClass('light-theme')
         .removeClass('dark-theme')