Pages and Groups

{
  "navigation": {
    "pages": [
      "overview",
      "quickstart",
      "advanced/components",
      "advanced/integrations"
    ]
  }
}

{
  "navigation": {
    "groups": [
      {
        "group": "Getting Started",
        "pages": [
          "quickstart",
          {
            "group": "Editing",
            "icon": "pen-paintbrush",
            "pages": ["development", "web-editor"]
          }
        ]
      },
      {
        "group": "Writing Content",
        "pages": ["writing-content/page", "writing-content/text"]
      }
    ]
  }
}