Examine source code of Captain Melonhead

{
  "theme": {
    "images": {
      "theme_frame": "Persona_Header_LABS2.jpg"
    },
    "colors": {
      "frame": "#ffffff",
      "tab_background_text": "#1e7315"
    }
  },
  "version": "2.0",
  "name": "Captain Melonhead",
  "manifest_version": 2,
  "description": "Captain Melonhead from the cartoon Ed, Edd n Eddy. Made it because there's not enough of EEnE out there, actually, I believe this is the first EEnE related Persona. Looks like I got the first, again..."
}