feat: security overview

Author: NathanWalker

content/guide/security-overview.md

@@ -0,0 +1,7 @@
+---
+title: Security Overview
+description: Using platform native APIs in NativeScript can offer more security than standard JavaScript APIs.
+contributors:
+  - NathanWalker
+---
+

content/sidebar.ts

@@ -209,6 +209,15 @@ export default [
       }
     ],
   },
+  {
+    text: 'Security',
+    items: [
+      {
+        text: 'Overview',
+        link: '/guide/security-overview',
+      },
+    ]
+  },
   {
     text: 'Developing with Vision Pro',
     items: [