Examine source code of US Golf Flag

{
  "theme": {
    "images": {
      "theme_frame": "USGolfFlag.png"
    },
    "colors": {
      "frame": "#050303",
      "tab_background_text": "#030303"
    }
  },
  "version": "2.0",
  "name": "US Golf Flag",
  "manifest_version": 2,
  "description": "Show your love for golf and the US with this custom designed flag."
}