Merge pull request #310463 from zhiyuanliang-ms/zhiyuanliang/js-ss-ref

[Azure App Configuration] - Add snapshot reference doc for JS provider

Author: prmerger-automator[bot]

articles/azure-app-configuration/configuration-provider-overview.md

@@ -72,7 +72,7 @@ Snapshots | [GA](./reference-dotnet-provider.md#snapshot) | GA | GA | WIP | [GA]
 Distributed Tracing | [GA](./reference-dotnet-provider.md#distributed-tracing) | WIP | WIP | WIP | WIP | N/A
 Health Check | [GA](./reference-dotnet-provider.md#health-check) | GA | WIP | WIP | WIP | N/A 
 Select by Tag Filters | [GA](./reference-dotnet-provider.md#load-specific-key-values-using-selectors) | WIP | GA | GA | [GA](./reference-javascript-provider.md#tag-filters) | [GA](./reference-go-provider.md#tag-filters)
-Snapshot Reference | [GA](./reference-dotnet-provider.md#snapshot-reference) | WIP | WIP | WIP | WIP | WIP
+Snapshot Reference | [GA](./reference-dotnet-provider.md#snapshot-reference) | WIP | WIP | WIP | [GA](./reference-javascript-provider.md#snapshot-reference) | WIP
 Load from Azure Front Door | [Preview](./reference-dotnet-provider.md#connect-to-azure-front-door) | WIP | WIP | WIP | [Preview](./reference-javascript-provider.md#connect-to-azure-front-door)  | WIP
 
 

articles/azure-app-configuration/reference-dotnet-provider.md

@@ -651,6 +651,8 @@ For information about using snapshots, go to [Create and use snapshots](./howto-
 
 A snapshot reference is a configuration setting that references a snapshot in the same App Configuration store. When loaded, the provider resolves it and adds all key-values from that snapshot. Using snapshot references enables switching between snapshots at runtime, unlike `SelectSnapshot("...")`, which requires code changes and/or restarts to switch to a new snapshot.
 
+For more information about creating a snapshot reference, go to [snapshot reference concept](./concept-snapshot-references.md).
+
 > [!NOTE] 
 > To use snapshot references, use the version *8.4.0* or later of `Microsoft.Extensions.Configuration.AzureAppConfiguration`.
 

articles/azure-app-configuration/reference-javascript-provider.md

@@ -461,6 +461,15 @@ const appConfig = await load(endpoint, credential, {
 });
 ```
 
+### Snapshot reference
+
+A snapshot reference is a configuration setting that references a snapshot in the same App Configuration store. When loaded, the provider resolves it and adds all key-values from that snapshot. Using snapshot references enables switching between snapshots at runtime, unlike adding a snapshot selector, which requires code changes and/or restarts to switch to a new snapshot.
+
+For more information about creating a snapshot reference, go to [snapshot reference concept](./concept-snapshot-references.md).
+
+> [!NOTE] 
+> To use snapshot references, use the version *2.3.0* or later of `@azure/app-configuration-provider`.
+
 ## Startup retry
 
 Configuration loading is a critical path operation during application startup. To ensure reliability, the Azure App Configuration provider implements a robust retry mechanism during the initial configuration load. This helps protect your application from transient network issues that might otherwise prevent successful startup.