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Fixes #235

---

For more details, open the [Copilot Workspace session](https://copilot-workspace.githubnext.com/Il-Libro-Open-Source/book/issues/235?shareId=XXXX-XXXX-XXXX-XXXX).

_config.yml

@@ -17,4 +17,20 @@ gh_edit_link: true
 gh_edit_link_text: "Contribuisci a questo contenuto su GitHub."
 gh_edit_repository: "https://github.com/Il-Libro-Open-Source/book"
 gh_edit_branch: "main"
-gh_edit_view_mode: "tree"
+gh_edit_view_mode: "tree"
+
+collections:
+  technical_topics:
+    output: true
+    permalink: /:collection/:path/
+  career_development:
+    output: true
+    permalink: /:collection/:path/
+
+nav:
+  - title: "Technical topics"
+    collections:
+      - technical_topics
+  - title: "Career development"
+    collections:
+      - career_development

docs/it/ai.md

@@ -1,7 +1,8 @@
 ---
 layout: default
 title: AI
-nav_order: 13
+parent: Technical topics
+nav_order: 1
 ---
 
 <!-- prettier-ignore-start -->

docs/it/architetture-software.md

@@ -1,7 +1,8 @@
 ---
 layout: default
 title: Architettura software
-nav_order: 3
+parent: Technical topics
+nav_order: 2
 ---
 
 <!-- prettier-ignore-start -->

docs/it/come-affrontare-l-eta-nel-mondo-it.md

@@ -1,7 +1,8 @@
 ---
 layout: default
 title: Come affrontare l'età nel mondo IT
-nav_order: 5
+nav_order: 1
+parent: Career development
 ---
 
 <!-- prettier-ignore-start -->

docs/it/curriculum.md

@@ -1,7 +1,8 @@
 ---
 layout: default
 title: Il Curriculum
-nav_order: 10
+parent: Career development
+nav_order: 3
 ---
 
 <!-- prettier-ignore-start -->

docs/it/linkedin.md

@@ -1,7 +1,8 @@
 ---
 layout: default
 title: Il profilo LinkedIn
-nav_order: 11
+parent: Career development
+nav_order: 2
 ---
 
 <!-- prettier-ignore-start -->

docs/it/testing.md

@@ -1,7 +1,8 @@
 ---
 layout: default
 title: Testing
-nav_order: 4
+parent: Technical topics
+nav_order: 3
 ---
 
 <!-- prettier-ignore-start -->