Examine source code of Roadside Chamisa in Bloom

{
  "theme": {
    "images": {
      "theme_frame": "Optimized-chamisa.jpg"
    },
    "colors": {
      "frame": "#f8fc79",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Roadside Chamisa in Bloom",
  "manifest_version": 2,
  "description": "Chamisa in bloom along a New Mexico roadside. Yellow desert flowers."
}