Update sidebar.json for to allow top nav tabs. (#19595)

docs/sidebar.json

@@ -1,14 +1,23 @@
 [
+  {
+    "label": "docs_tab",
+    "items": [
       {
         "label": "Get started",
         "items": [
           { "label": "Overview", "slug": "docs" },
           { "label": "Quickstart", "slug": "docs/get-started" },
           { "label": "Installation", "slug": "docs/get-started/installation" },
-      { "label": "Authentication", "slug": "docs/get-started/authentication" },
+          {
+            "label": "Authentication",
+            "slug": "docs/get-started/authentication"
+          },
           { "label": "Examples", "slug": "docs/get-started/examples" },
           { "label": "CLI cheatsheet", "slug": "docs/cli/cli-reference" },
-      { "label": "Gemini 3 on Gemini CLI", "slug": "docs/get-started/gemini-3" }
+          {
+            "label": "Gemini 3 on Gemini CLI",
+            "slug": "docs/get-started/gemini-3"
+          }
         ]
       },
       {
@@ -74,7 +83,11 @@
           { "label": "Model routing", "slug": "docs/cli/model-routing" },
           { "label": "Model selection", "slug": "docs/cli/model" },
           { "label": "Plan mode", "badge": "🧪", "slug": "docs/cli/plan-mode" },
-      { "label": "Subagents", "badge": "🧪", "slug": "docs/core/subagents" },
+          {
+            "label": "Subagents",
+            "badge": "🧪",
+            "slug": "docs/core/subagents"
+          },
           {
             "label": "Remote subagents",
             "badge": "🧪",
@@ -100,7 +113,10 @@
         "label": "Configuration",
         "items": [
           { "label": "Custom commands", "slug": "docs/cli/custom-commands" },
-      { "label": "Enterprise configuration", "slug": "docs/cli/enterprise" },
+          {
+            "label": "Enterprise configuration",
+            "slug": "docs/cli/enterprise"
+          },
           {
             "label": "Ignore files (.geminiignore)",
             "slug": "docs/cli/gemini-ignore"
@@ -109,9 +125,15 @@
             "label": "Model configuration",
             "slug": "docs/cli/generation-settings"
           },
-      { "label": "Project context (GEMINI.md)", "slug": "docs/cli/gemini-md" },
+          {
+            "label": "Project context (GEMINI.md)",
+            "slug": "docs/cli/gemini-md"
+          },
           { "label": "Settings", "slug": "docs/cli/settings" },
-      { "label": "System prompt override", "slug": "docs/cli/system-prompt" },
+          {
+            "label": "System prompt override",
+            "slug": "docs/cli/system-prompt"
+          },
           { "label": "Themes", "slug": "docs/cli/themes" },
           { "label": "Trusted folders", "slug": "docs/cli/trusted-folders" }
         ]
@@ -145,36 +167,6 @@
           }
         ]
       },
-  {
-    "label": "Reference",
-    "items": [
-      { "label": "Command reference", "slug": "docs/reference/commands" },
-      {
-        "label": "Configuration reference",
-        "slug": "docs/reference/configuration"
-      },
-      {
-        "label": "Keyboard shortcuts",
-        "slug": "docs/reference/keyboard-shortcuts"
-      },
-      { "label": "Memory import processor", "slug": "docs/reference/memport" },
-      { "label": "Policy engine", "slug": "docs/reference/policy-engine" },
-      { "label": "Tools API", "slug": "docs/reference/tools-api" }
-    ]
-  },
-  {
-    "label": "Resources",
-    "items": [
-      { "label": "FAQ", "slug": "docs/resources/faq" },
-      {
-        "label": "Quota and pricing",
-        "slug": "docs/resources/quota-and-pricing"
-      },
-      { "label": "Terms and privacy", "slug": "docs/resources/tos-privacy" },
-      { "label": "Troubleshooting", "slug": "docs/resources/troubleshooting" },
-      { "label": "Uninstall", "slug": "docs/resources/uninstall" }
-    ]
-  },
       {
         "label": "Development",
         "items": [
@@ -187,7 +179,61 @@
           { "label": "Local development", "slug": "docs/local-development" },
           { "label": "NPM package structure", "slug": "docs/npm" }
         ]
+      }
+    ]
   },
+  {
+    "label": "reference_tab",
+    "items": [
+      {
+        "label": "Reference",
+        "items": [
+          { "label": "Command reference", "slug": "docs/reference/commands" },
+          {
+            "label": "Configuration reference",
+            "slug": "docs/reference/configuration"
+          },
+          {
+            "label": "Keyboard shortcuts",
+            "slug": "docs/reference/keyboard-shortcuts"
+          },
+          {
+            "label": "Memory import processor",
+            "slug": "docs/reference/memport"
+          },
+          { "label": "Policy engine", "slug": "docs/reference/policy-engine" },
+          { "label": "Tools API", "slug": "docs/reference/tools-api" }
+        ]
+      }
+    ]
+  },
+  {
+    "label": "resources_tab",
+    "items": [
+      {
+        "label": "Resources",
+        "items": [
+          { "label": "FAQ", "slug": "docs/resources/faq" },
+          {
+            "label": "Quota and pricing",
+            "slug": "docs/resources/quota-and-pricing"
+          },
+          {
+            "label": "Terms and privacy",
+            "slug": "docs/resources/tos-privacy"
+          },
+          {
+            "label": "Troubleshooting",
+            "slug": "docs/resources/troubleshooting"
+          },
+          { "label": "Uninstall", "slug": "docs/resources/uninstall" }
+        ]
+      }
+    ]
+  },
+  {
+    "label": "releases_tab",
+    "items": [
       {
         "label": "Releases",
         "items": [
@@ -197,3 +243,5 @@
         ]
       }
     ]
+  }
+]