Examine source code of Gymnast-10.0

{
  "theme": {
    "images": {
      "theme_frame": "GymnastBorder.png"
    },
    "colors": {
      "frame": "#23bf15",
      "tab_background_text": "#c7067d"
    }
  },
  "version": "2.0",
  "name": "Gymnast-10.0",
  "manifest_version": 2,
  "description": "My gymnastics border for people out there who love gymnastics! Because most things don't have gymnastics designs, so here's one for you!"
}