sidebars.json

{
  "docs": {
    "Getting Started": ["getting-started", "folder-structure", "available-scripts"],
    "Development": [
      "syntax-highlighting-in-the-editor", 
      "lint-output-in-the-editor", 
      "debugging-in-the-editor",
      "formatting-code-automatically",
      "proxying-api-requests-in-development",
      "developing-components-in-isolation",
      "analyzing-the-bundle-size"
    ],
    "Testing": ["running-tests", "debugging-tests"],
    "Deployment": ["publishing-components-to-npm", "deployment"],
    "Support": [
      "troubleshooting", 
      "updating-to-new-releases",
      "sending-feedback", 
      "something-missing"
    ]
  }
}