move cdn up one level

Author: duongau

articles/frontdoor/TOC.yml

@@ -210,68 +210,68 @@
         href: ../static-web-apps/front-door-manual.md?toc=/azure/frontdoor/toc.json
       - name: Azure Spring Apps
         href: /azure/architecture/web-apps/spring-apps/guides/spring-cloud-reverse-proxy?toc=/azure/frontdoor/toc.json
-    - name: CDN (classic) from Microsoft
+  - name: CDN (classic) from Microsoft
+    items:
+    - name: Optimized content
+      href: ../cdn/cdn-optimization-overview.md?toc=/azure/frontdoor/TOC.json
       items:
-      - name: Optimized content
-        href: ../cdn/cdn-optimization-overview.md?toc=/azure/frontdoor/TOC.json
-        items:
-        - name: Large-file optimization
-          href: ../cdn/cdn-large-file-optimization.md?toc=/azure/frontdoor/TOC.json
-        - name: Media streaming optimization
-          href: ../cdn/cdn-media-streaming-optimization.md?toc=/azure/frontdoor/TOC.json
-      - name: Manage
-        items:
-        - name: Create an endpoint
-          href: ../cdn/cdn-create-endpoint-how-to.md?toc=/azure/frontdoor/TOC.json
-        - name: Manage by using Azure PowerShell
-          href: ../cdn/cdn-manage-powershell.md?toc=/azure/frontdoor/TOC.json
-        - name: Add a custom domain
-          href: ../cdn/cdn-map-content-to-custom-domain.md?toc=/azure/frontdoor/TOC.json
-        - name: Configure HTTPS on a custom domain
-          href: ../cdn/cdn-custom-ssl.md?toc=/azure/frontdoor/TOC.json
-        - name: Onboard a root or apex domain
-          href: ../cdn/onboard-apex-domain.md?toc=/azure/frontdoor/TOC.json
-        - name: Access blobs by using a custom domain over HTTPS
-          href: ../cdn/cdn-storage-custom-domain-https.md?toc=/azure/frontdoor/TOC.json
-        - name: Set up managed identity
-          href: ../cdn/managed-identity.md?toc=/azure/frontdoor/TOC.json
-        - name: Improve performance by compressing files
-          href: ../cdn/cdn-improve-performance.md?toc=/azure/frontdoor/TOC.json
-        - name: Endpoint multi-origin
-          href: ../cdn/endpoint-multiorigin.md?toc=/azure/frontdoor/TOC.json
-        - name: Enforce HTTPS by using the Standard rules engine
-          href: ../cdn/cdn-standard-rules-engine.md?toc=/azure/frontdoor/TOC.json
-        - name: Control caching behavior
-          items:
-          - name: How caching works
-            href: ../cdn/cdn-how-caching-works.md?toc=/azure/frontdoor/TOC.json
-          - name: Purge cached assets
-            href: ../cdn/cdn-purge-endpoint.md?toc=/azure/frontdoor/TOC.json
-          - name: Set caching rules
-            href: ../cdn/cdn-caching-rules-tutorial.md?toc=/azure/frontdoor/TOC.json
-        - name: Add Azure CDN to a web app
-          href: ../cdn/cdn-add-to-web-app.md?toc=/azure/frontdoor/TOC.json
-        - name: Shared access signature storage support
-          href: ../cdn/cdn-sas-storage-support.md?toc=/azure/frontdoor/TOC.json
-        - name: Cross-origin resource sharing
-          href: ../cdn/cdn-cors.md?toc=/azure/frontdoor/TOC.json
-        - name: Monitor resources
-          href: ../cdn/cdn-resource-health.md?toc=/azure/frontdoor/TOC.json
-        - name: Use Traffic Manager
-          href: ../cdn/cdn-traffic-manager.md?toc=/azure/frontdoor/TOC.json
-      - name: Analyze
-        href: ../cdn/cdn-log-analysis.md?toc=/azure/frontdoor/TOC.json
-        items:
-        - name: Monitoring, metrics, and access Logs
-          href: ../cdn/monitoring-and-access-log.md?toc=/azure/frontdoor/TOC.json
-        - name: Azure diagnostics logs
-          href: ../cdn/cdn-azure-diagnostic-logs.md?toc=/azure/frontdoor/TOC.json
-      - name: Develop
+      - name: Large-file optimization
+        href: ../cdn/cdn-large-file-optimization.md?toc=/azure/frontdoor/TOC.json
+      - name: Media streaming optimization
+        href: ../cdn/cdn-media-streaming-optimization.md?toc=/azure/frontdoor/TOC.json
+    - name: Manage
+      items:
+      - name: Create an endpoint
+        href: ../cdn/cdn-create-endpoint-how-to.md?toc=/azure/frontdoor/TOC.json
+      - name: Manage by using Azure PowerShell
+        href: ../cdn/cdn-manage-powershell.md?toc=/azure/frontdoor/TOC.json
+      - name: Add a custom domain
+        href: ../cdn/cdn-map-content-to-custom-domain.md?toc=/azure/frontdoor/TOC.json
+      - name: Configure HTTPS on a custom domain
+        href: ../cdn/cdn-custom-ssl.md?toc=/azure/frontdoor/TOC.json
+      - name: Onboard a root or apex domain
+        href: ../cdn/onboard-apex-domain.md?toc=/azure/frontdoor/TOC.json
+      - name: Access blobs by using a custom domain over HTTPS
+        href: ../cdn/cdn-storage-custom-domain-https.md?toc=/azure/frontdoor/TOC.json
+      - name: Set up managed identity
+        href: ../cdn/managed-identity.md?toc=/azure/frontdoor/TOC.json
+      - name: Improve performance by compressing files
+        href: ../cdn/cdn-improve-performance.md?toc=/azure/frontdoor/TOC.json
+      - name: Endpoint multi-origin
+        href: ../cdn/endpoint-multiorigin.md?toc=/azure/frontdoor/TOC.json
+      - name: Enforce HTTPS by using the Standard rules engine
+        href: ../cdn/cdn-standard-rules-engine.md?toc=/azure/frontdoor/TOC.json
+      - name: Control caching behavior
         items:
-        - name: .NET
-          href: ../cdn/cdn-app-dev-net.md?toc=/azure/frontdoor/TOC.json
-        - name: Node.js
-          href: ../cdn/cdn-app-dev-node.md?toc=/azure/frontdoor/TOC.json
+        - name: How caching works
+          href: ../cdn/cdn-how-caching-works.md?toc=/azure/frontdoor/TOC.json
+        - name: Purge cached assets
+          href: ../cdn/cdn-purge-endpoint.md?toc=/azure/frontdoor/TOC.json
+        - name: Set caching rules
+          href: ../cdn/cdn-caching-rules-tutorial.md?toc=/azure/frontdoor/TOC.json
+      - name: Add Azure CDN to a web app
+        href: ../cdn/cdn-add-to-web-app.md?toc=/azure/frontdoor/TOC.json
+      - name: Shared access signature storage support
+        href: ../cdn/cdn-sas-storage-support.md?toc=/azure/frontdoor/TOC.json
+      - name: Cross-origin resource sharing
+        href: ../cdn/cdn-cors.md?toc=/azure/frontdoor/TOC.json
+      - name: Monitor resources
+        href: ../cdn/cdn-resource-health.md?toc=/azure/frontdoor/TOC.json
+      - name: Use Traffic Manager
+        href: ../cdn/cdn-traffic-manager.md?toc=/azure/frontdoor/TOC.json
+    - name: Analyze
+      href: ../cdn/cdn-log-analysis.md?toc=/azure/frontdoor/TOC.json
+      items:
+      - name: Monitoring, metrics, and access Logs
+        href: ../cdn/monitoring-and-access-log.md?toc=/azure/frontdoor/TOC.json
+      - name: Azure diagnostics logs
+        href: ../cdn/cdn-azure-diagnostic-logs.md?toc=/azure/frontdoor/TOC.json
+    - name: Develop
+      items:
+      - name: .NET
+        href: ../cdn/cdn-app-dev-net.md?toc=/azure/frontdoor/TOC.json
+      - name: Node.js
+        href: ../cdn/cdn-app-dev-node.md?toc=/azure/frontdoor/TOC.json
 - name: Migration and upgrades
   items:
   - name: Migrate to Standard or Premium tier