pwa_background_color and pwa_theme_color options

cookiecutter.json

@@ -17,6 +17,8 @@
     "route_url_strategy": "path",
     "web_renderer": "canvaskit",
     "use_color_emoji": "false",
+    "pwa_background_color": "#0175C2",
+    "pwa_theme_color": "#0175C2",
     "split_per_abi": false,
     "options": null
 }

{{cookiecutter.out_dir}}/web/manifest.json

@@ -3,8 +3,8 @@
     "short_name": "{{ cookiecutter.project_name }}",
     "start_url": ".",
     "display": "standalone",
-    "background_color": "#0175C2",
-    "theme_color": "#0175C2",
+    "background_color": "{{ cookiecutter.pwa_background_color }}",
+    "theme_color": "{{ cookiecutter.pwa_theme_color }}",
     "description": "{{ cookiecutter.project_description }}",
     "orientation": "portrait-primary",
     "prefer_related_applications": false,