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Update release date and refine eventing extensions in .NET Aspire 9.4 docs #4895

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Sep 30, 2025
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Update release date and refine eventing extensions in .NET Aspire 9.4 docs #4895

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12 changes: 6 additions & 6 deletions docs/whats-new/dotnet-aspire-9.4.md
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Original file line number Diff line number Diff line change
@@ -1,7 +1,7 @@
---
title: What's new in .NET Aspire 9.4
description: Learn what's new in the official general availability release of .NET Aspire 9.4.
ms.date: 08/07/2025
ms.date: 09/30/2025
---

# What's new in .NET Aspire 9.4
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**Available lifecycle events:**

- <xref:Aspire.Hosting.EventingExtensions.OnInitializeResource*> - Called during early resource initialization
- <xref:Aspire.Hosting.EventingExtensions.OnBeforeResourceStarted*> - Called before the resource starts
- <xref:Aspire.Hosting.EventingExtensions.OnConnectionStringAvailable*> - Called when connection strings are resolved (requires `IResourceWithConnectionString`)
- <xref:Aspire.Hosting.EventingExtensions.OnResourceEndpointsAllocated*> - Called when resource endpoints are allocated (requires `IResourceWithEndpoints`)
- <xref:Aspire.Hosting.EventingExtensions.OnResourceReady*> - Called when the resource is fully ready
- <xref:Aspire.Hosting.DistributedApplicationEventingExtensions.OnInitializeResource*> - Called during early resource initialization
- <xref:Aspire.Hosting.DistributedApplicationEventingExtensions.OnBeforeResourceStarted*> - Called before the resource starts
- <xref:Aspire.Hosting.DistributedApplicationEventingExtensions.OnConnectionStringAvailable*> - Called when connection strings are resolved (requires `IResourceWithConnectionString`)
- <xref:Aspire.Hosting.DistributedApplicationEventingExtensions.OnResourceEndpointsAllocated*> - Called when resource endpoints are allocated (requires `IResourceWithEndpoints`)
- <xref:Aspire.Hosting.DistributedApplicationEventingExtensions.OnResourceReady*> - Called when the resource is fully ready

The new chainable fluent API, strongly-typed callbacks, and simplified syntax make it intuitive to hook into your resource lifecycles for interactions, commands, custom scripts, and more.

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