Examine source code of GD-warning

{
  "theme": {
    "images": {
      "theme_frame": "Persona_Header_LABS.jpg"
    },
    "colors": {
      "frame": "#74f716",
      "tab_background_text": "#11f220"
    }
  },
  "version": "2.0",
  "name": "GD-warning",
  "manifest_version": 2,
  "description": "Green Day-Live Without Warning"
}