Examine source code of mon chat

{
  "theme": {
    "images": {
      "theme_frame": "Sanstitre1.jpg"
    },
    "colors": {
      "frame": "#e60c0c",
      "tab_background_text": "#0c2fad"
    }
  },
  "version": "2.0",
  "name": "mon chat",
  "manifest_version": 2
}