Examine source code of AkiRin

{
  "theme": {
    "images": {
      "theme_frame": "customheader.png"
    },
    "colors": {
      "frame": "#4209ab",
      "tab_background_text": "#c910de"
    }
  },
  "version": "2.0",
  "name": "AkiRin",
  "manifest_version": 2,
  "description": "llsl"
}