Promote PowerShellBuild to its own top-level sidebar and navbar section

Moves PowerShellBuild out of the Guides sidebar into a dedicated
powershellBuildSidebar so it appears as a peer of Get Started, Guides,
and Reference in the navbar. Also adds a footer link under Docs.

https://claude.ai/code/session_01TU1s3wRx7eGZhMJJXvY5Kz

Author: claude

docusaurus.config.ts

@@ -92,6 +92,12 @@ const config: Config = {
           position: 'left',
           label: 'Guides',
         },
+        {
+          type: 'docSidebar',
+          sidebarId: 'powershellBuildSidebar',
+          position: 'left',
+          label: 'PowerShellBuild',
+        },
         {
           type: 'docSidebar',
           sidebarId: 'referenceSidebar',
@@ -120,6 +126,10 @@ const config: Config = {
               label: 'Guides',
               to: '/docs/tutorial-basics/default-build-files',
             },
+            {
+              label: 'PowerShellBuild',
+              to: '/docs/powershellbuild/introduction',
+            },
             {
               label: 'Command Reference',
               to: '/docs/commands/Invoke-psake',

sidebars.ts

@@ -50,17 +50,6 @@ const sidebars: SidebarsConfig = {
         'tutorial-advanced/variable-referencing',
       ],
     },
-    {
-      type: 'category',
-      label: 'PowerShellBuild',
-      items: [
-        'powershellbuild/introduction',
-        'powershellbuild/getting-started',
-        'powershellbuild/task-reference',
-        'powershellbuild/configuration',
-        'powershellbuild/real-world-example',
-      ],
-    },
     {
       type: 'category',
       label: 'Build Type Examples',
@@ -84,6 +73,15 @@ const sidebars: SidebarsConfig = {
     },
   ],
 
+  // PowerShellBuild - Companion module for building PowerShell modules
+  powershellBuildSidebar: [
+    'powershellbuild/introduction',
+    'powershellbuild/getting-started',
+    'powershellbuild/task-reference',
+    'powershellbuild/configuration',
+    'powershellbuild/real-world-example',
+  ],
+
   // Reference - Command reference, troubleshooting, and lookup materials
   referenceSidebar: [
     {