Examine source code of bart silon

{
  "theme": {
    "images": {
      "theme_frame": "Untitled-2.png"
    },
    "colors": {
      "frame": "#fcbdbd",
      "tab_background_text": "#0a0808"
    }
  },
  "version": "2.0",
  "name": "bart silon",
  "manifest_version": 2,
  "description": "art"
}