Examine source code of le plus petit

{
  "theme": {
    "images": {
      "theme_frame": "oiseaux.png"
    },
    "colors": {
      "frame": "#ffa200",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "le plus petit",
  "manifest_version": 2,
  "description": "peti small little cute oiseau bird"
}