Examine source code of Burger n chips

{
  "theme": {
    "images": {
      "theme_frame": "burgernchipsheader.jpg"
    },
    "colors": {
      "frame": "#f0b873",
      "tab_background_text": "#050000"
    }
  },
  "version": "2.0",
  "name": "Burger n chips",
  "manifest_version": 2,
  "description": "Nice plate of 'burger and chips for hunger time."
}