fix: learn links

.vitepress/config.ts

@@ -171,7 +171,7 @@ export default withMermaid({
 
 function nav() {
   return [
-    { text: "Learn", link: "/learn/intro" },
+    { text: "Learn", link: "/learn/about" },
     { text: "Tutorials", link: "/tutorials/quick-start" },
     { text: "How To Guides", link: "/guides/overview" },
     { text: "Blog", link: "/blog/overview" },
@@ -185,11 +185,8 @@ function sidebarHome() {
       collapsed: true,
       items: [
         {
-          text: "Overview",
-          collapsed: true,
-          items: [
-            { text: "About Rollkit", link: "/learn/about" },
-          ],
+          text: "About Rollkit",
+          link: "/learn/about",
         },
         {
           text: "Technical details",

index.md

@@ -16,7 +16,7 @@ hero:
       link: /tutorials/quick-start
     - theme: alt
       text: Introduction
-      link: /learn/intro
+      link: /learn/about
 
 features:
   - title: Build with the Best
@@ -29,6 +29,6 @@ features:
     icon: ⚙️
   - title: Take Control
     details: Retain the ability to upgrade via hard forks. Break free of offchain councils holding upgrade keys. Allow your community to be sovereign.
-    link: /learn/intro
+    link: /learn/about
     icon: 🎮
 ---