studio.config.json

{
 "packages": {
  "dir": "",
  "menu": [
   "introduction",
   [
    "tokens",
    [
     "typography",
     "colors",
     "spacing",
     "elevation",
     "border-radius",
     "transition",
     "z-index",
     "all"
    ]
   ],
   [
    "components",
    [
     "button",
     "switch",
     "select"
    ]
   ],
   [
    "dockit",
    [
     "mdx-layout",
     "story-layout",
     "story-layout"
    ]
   ]
  ]
 }
}