feat: add configuration backup, sync, and version checker services

- Implemented ConfigBackupService for backing up local configuration files.
- Added ConfigSyncService to download configuration files from GitHub with remote-first conflict resolution.
- Created VersionChecker to check application version against the latest GitHub release with caching.
- Introduced security validation utilities for input validation to prevent common vulnerabilities.
- Developed utility functions to start and stop Docusaurus documentation server.

ccw/docs-site/sidebars.ts

@@ -2,6 +2,11 @@ import type { SidebarsConfig } from '@docusaurus/plugin-content-docs';
 
 const sidebars: SidebarsConfig = {
   docs: [
+    {
+      type: 'doc',
+      id: 'index',
+      label: 'Home',
+    },
     {
       type: 'doc',
       id: 'overview',
@@ -155,44 +160,6 @@ const sidebars: SidebarsConfig = {
             },
           ],
         },
-        {
-          type: 'category',
-          label: 'Memory Commands',
-          collapsible: true,
-          collapsed: false,
-          items: [
-            {
-              type: 'doc',
-              id: 'commands/memory/memory-update-full',
-              label: 'memory-update-full',
-            },
-            {
-              type: 'doc',
-              id: 'commands/memory/memory-update-related',
-              label: 'memory-update-related',
-            },
-            {
-              type: 'doc',
-              id: 'commands/memory/memory-load',
-              label: 'memory-load',
-            },
-            {
-              type: 'doc',
-              id: 'commands/memory/memory-docs-full-cli',
-              label: 'memory-docs-full-cli',
-            },
-            {
-              type: 'doc',
-              id: 'commands/memory/memory-docs-related-cli',
-              label: 'memory-docs-related-cli',
-            },
-            {
-              type: 'doc',
-              id: 'commands/memory/memory-compact',
-              label: 'memory-compact',
-            },
-          ],
-        },
       ],
     },
     {