Examine source code of Constantine J

{
  "theme": {
    "images": {
      "theme_frame": "const.png"
    },
    "colors": {
      "frame": "#01170a",
      "tab_background_text": "#c4b925"
    }
  },
  "version": "2.0",
  "name": "Constantine J",
  "manifest_version": 2,
  "description": "Constantine"
}