Examine source code of Maze game.02

{
  "theme": {
    "images": {
      "theme_frame": "z1201-hello-kazurajangl-1zc-ok.jpg"
    },
    "colors": {
      "frame": "#eef2bd",
      "tab_background_text": "#c6d2f2"
    }
  },
  "version": "2.0",
  "name": "Maze game.02",
  "manifest_version": 2,
  "description": "迷路ゲーム。02"
}