Examine source code of juhdie

{
  "theme": {
    "images": {
      "theme_frame": "test.jpg"
    },
    "colors": {
      "frame": "#bf812a",
      "tab_background_text": "#de9631"
    }
  },
  "version": "2.0",
  "name": "juhdie",
  "manifest_version": 2,
  "description": "cobacoba"
}