rollback the Background settings

pwa/app_settings.py

@@ -11,6 +11,7 @@ PWA_APP_NAME = getattr(settings, 'PWA_APP_NAME', 'MyApp')
 PWA_APP_DESCRIPTION = getattr(settings, 'PWA_APP_DESCRIPTION', 'My Progressive Web App')
 PWA_APP_ROOT_URL = getattr(settings, 'PWA_APP_ROOT_URL', '/')
 PWA_APP_THEME_COLOR = getattr(settings, 'PWA_APP_THEME_COLOR', '#000')
+PWA_APP_BACKGROUND_COLOR = getattr(settings, 'PWA_APP_BACKGROUND_COLOR', '#fff')
 PWA_APP_DISPLAY = getattr(settings, 'PWA_APP_DISPLAY', 'standalone')
 PWA_APP_START_URL = getattr(settings, 'PWA_APP_START_URL', '/')
 PWA_APP_ICONS = getattr(settings, 'PWA_APP_ICONS', [

pwa/templates/manifest.json

@@ -5,7 +5,7 @@
   "description": {{ PWA_APP_DESCRIPTION|js }},
   "start_url": {{ PWA_APP_START_URL|js }},
   "display": {{ PWA_APP_DISPLAY|js }},
-  "background_color": "#fff",
+  "background_color": {{ PWA_APP_BACKGROUND_COLOR|js }},
   "theme_color": {{ PWA_APP_THEME_COLOR|js }},
   "icons": {{ PWA_APP_ICONS|js }}
 }