feat: add Nimbus Editor with Unsplash integration

- Integrated Unsplash API for image search functionality with environment configuration
- Added new Nimbus Editor page component with navigation from sidebar and mobile drawer
- Enhanced TOC with highlight animation for editor heading navigation
- Improved CDK overlay z-index hierarchy for proper menu layering
- Removed obsolete logging validation script

vault/folder-4/titi.md

@@ -3,7 +3,6 @@ titre: "Nouvelle note 8"
 auteur: "Bruno Charest"
 creation_date: "2025-10-26T13:10:06.882Z"
 modification_date: "2025-10-26T09:10:07-04:00"
-tags: [""]
 aliases: [""]
 status: "en-cours"
 publish: false
@@ -14,4 +13,8 @@ archive: false
 draft: false
 private: false
 description: "Brouillon de la note 'Nouvelle note 8', en cours de révision et non destinée à la publication."
+tags:
+  - titi
+  - tagtag
+  - tag1
 ---