Examine source code of Borest theme

{
  "theme": {
    "images": {
      "theme_frame": "borest-personas.jpg"
    },
    "colors": {
      "frame": "#ff8000",
      "tab_background_text": "#ff8000"
    }
  },
  "version": "2.0",
  "name": "Borest theme",
  "manifest_version": 2
}