refactor: update links in navigation and index, remove obsolete build iApp guide

Author: Le-Caignec

.vitepress/config.mts

@@ -99,7 +99,7 @@ export default defineConfig({
     // https://vitepress.dev/reference/default-theme-config
     nav: [
       { text: 'Get Started', link: '/get-started/welcome' },
-      { text: 'Guides', link: '/guides/build-iapp/' },
+      { text: 'Guides', link: '/guides/build-iapp/build-&-deploy' },
       { text: 'References', link: '/references/dataProtector' },
       {
         component: 'ChainSelector',

src/guides/build-iapp/index.md

@@ -25,13 +25,13 @@ features:
     details:
       Secure your data with advanced encryption and control access while
       maintaining privacy using DataProtector
-    link: /get-started/overview/what-is-protected-data
+    link: /guides/manage-data/manage-access
   - icon: 🤖
     title: Build iApps
     details:
       Create decentralized applications that run on confidential computing
       infrastructure with our iApp Generator
-    link: /get-started/overview/what-is-iapp
+    link: /guides/build-iapp/build-&-deploy
   - icon: ⚡
     title: Use iApps
     details: