Additional commits to drop .NET 6 and 7 (#1486)

WhitWaldo · web-flow · commit affa79775673 · 2025-03-17T02:49:49.000-05:00
* Updated all documentation referring to .NET 6 and .NET 7 to refer instead to .NET 8 and higher.
* Updated minimum langversion to reflect C# 12 (released with .NET 8)

Signed-off-by: Whit Waldo &lt;whit.waldo@innovian.net&gt;
diff --git a/daprdocs/content/en/dotnet-sdk-contributing/dotnet-contributing.md b/daprdocs/content/en/dotnet-sdk-contributing/dotnet-contributing.md
@@ -101,17 +101,8 @@ squashing the PR locally and resubmitting to ensure that the sign-off statement
 
 # Languages, Tools and Processes
 All source code in the Dapr .NET SDK is written in C# and targets the latest language version available to the earliest
-supported .NET SDK. As of v1.15, this means that because .NET 6 is still supported, the latest language version available
-is [C# version 10](https://learn.microsoft.com/en-us/dotnet/csharp/whats-new/csharp-version-history#c-version-10).
-
-As of v1.15, the following versions of .NET are supported:
-
-| Version | Notes                                                           |
-| --- |-----------------------------------------------------------------|
-| .NET 6 | Will be discontinued in v1.16                                   |
-| .NET 7 | Only supported in Dapr.Workflows, will be discontinued in v1.16 |
-| .NET 8 | Will continue to be supported in v1.16                          |
-| .NET 9 | Will continue to be supported in v1.16                          |
+supported .NET SDK. As of v1.16, this means that both .NET 8 and .NET 9 are supported. The latest language version available
+is [C# version 12](https://learn.microsoft.com/en-us/dotnet/csharp/whats-new/csharp-version-history#c-version-12)
 
 Contributors are welcome to use whatever IDE they're most comfortable developing in, but please do not submit 
 IDE-specific preference files along with your contributions as these will be rejected.
diff --git a/daprdocs/content/en/dotnet-sdk-docs/_index.md b/daprdocs/content/en/dotnet-sdk-docs/_index.md
@@ -18,15 +18,7 @@ Dapr offers a variety of packages to help with the development of .NET applicati
 
 - [Dapr CLI]({{< ref install-dapr-cli.md >}}) installed
 - Initialized [Dapr environment]({{< ref install-dapr-selfhost.md >}})
-- [.NET 6](https://dotnet.microsoft.com/download), [.NET 8](https://dotnet.microsoft.com/download) or [.NET 9](https://dotnet.microsoft.com/download) installed
-
-{{% alert title="Note" color="primary" %}}
-
-Note that while .NET 6 is generally supported as the minimum .NET requirement across the Dapr .NET SDK packages
-and .NET 7 is the minimally supported version of .NET by Dapr.Workflows in Dapr v1.15, only .NET 8 and .NET 9 will
-continue to be supported by Dapr in v1.16 and later.
-
-{{% /alert %}}
+- [.NET 8](https://dotnet.microsoft.com/download) or [.NET 9](https://dotnet.microsoft.com/download) installed
 
 ## Installation
 
diff --git a/daprdocs/content/en/dotnet-sdk-docs/dotnet-actors/dotnet-actors-howto.md b/daprdocs/content/en/dotnet-sdk-docs/dotnet-actors/dotnet-actors-howto.md
@@ -45,15 +45,7 @@ This project contains the implementation of the actor client which calls MyActor
 
 - [Dapr CLI]({{< ref install-dapr-cli.md >}}) installed.
 - Initialized [Dapr environment]({{< ref install-dapr-selfhost.md >}}).
-- [.NET 6](https://dotnet.microsoft.com/download), [.NET 8](https://dotnet.microsoft.com/download) or [.NET 9](https://dotnet.microsoft.com/download) installed
-
-{{% alert title="Note" color="primary" %}}
-
-Note that while .NET 6 is generally supported as the minimum .NET requirement across the Dapr .NET SDK packages
-and .NET 7 is the minimally supported version of .NET by Dapr.Workflows in Dapr v1.15, only .NET 8 and .NET 9 will
-continue to be supported by Dapr in v1.16 and later.
-
-{{% /alert %}}
+- [.NET 8](https://dotnet.microsoft.com/download) or [.NET 9](https://dotnet.microsoft.com/download) installed
 
 ## Step 0: Prepare
 
diff --git a/daprdocs/content/en/dotnet-sdk-docs/dotnet-ai/dotnet-ai-conversation-howto.md b/daprdocs/content/en/dotnet-sdk-docs/dotnet-ai/dotnet-ai-conversation-howto.md
@@ -7,17 +7,10 @@ description: Learn how to create and use the Dapr Conversational AI client using
 ---
 
 ## Prerequisites
-- [.NET 6](https://dotnet.microsoft.com/download/dotnet/6.0), [.NET 8](https://dotnet.microsoft.com/download/dotnet/8.0), or [.NET 9](https://dotnet.microsoft.com/download/dotnet/9.0) installed
+- [.NET 8](https://dotnet.microsoft.com/download/dotnet/8.0), or [.NET 9](https://dotnet.microsoft.com/download/dotnet/9.0) installed
 - [Dapr CLI](https://docs.dapr.io/getting-started/install-dapr-cli/)
 - [Initialized Dapr environment](https://docs.dapr.io/getting-started/install-dapr-selfhost)
 
-{{% alert title="Note" color="primary" %}}
-
-.NET 6 is supported as the minimum required for the Dapr .NET SDK packages in this release. Only .NET 8 and .NET 9
-will be supported in Dapr v1.16 and later releases.
-
-{{% /alert %}}
-
 ## Installation
 
 To get started with the Dapr AI .NET SDK client, install the [Dapr.AI package](https://www.nuget.org/packages/Dapr.AI) from NuGet:
diff --git a/daprdocs/content/en/dotnet-sdk-docs/dotnet-development/dotnet-development-dapr-aspire.md b/daprdocs/content/en/dotnet-sdk-docs/dotnet-development/dotnet-development-dapr-aspire.md
@@ -24,13 +24,11 @@ Amazon AWS, deployment is currently outside the scope of this guide. More inform
 documentation [here](https://learn.microsoft.com/en-us/dotnet/aspire/deployment/overview).
 
 ## Prerequisites
-- While the Dapr .NET SDK is compatible with [.NET 6](https://dotnet.microsoft.com/download/dotnet/6.0), 
-[.NET 8](https://dotnet.microsoft.com/download/dotnet/8.0) or [.NET 9](https://dotnet.microsoft.com/download/dotnet/9.0), 
-.NET Aspire is only compatible with [.NET 8](https://dotnet.microsoft.com/download/dotnet/8.0) or 
-[.NET 9](https://dotnet.microsoft.com/download/dotnet/9.0).
+- Both the Dapr .NET SDK and .NET Aspire are compatible with [.NET 8](https://dotnet.microsoft.com/download/dotnet/8.0) 
+or [.NET 9](https://dotnet.microsoft.com/download/dotnet/9.0)
 - An OCI compliant container runtime such as [Docker Desktop](https://www.docker.com/products/docker-desktop) or 
 [Podman](https://podman.io/)
-- Install and initialize Dapr v1.13 or later
+- Install and initialize Dapr v1.16 or later
 
 ## Using .NET Aspire via CLI
 
diff --git a/daprdocs/content/en/dotnet-sdk-docs/dotnet-jobs/dotnet-jobs-howto.md b/daprdocs/content/en/dotnet-sdk-docs/dotnet-jobs/dotnet-jobs-howto.md
@@ -18,15 +18,9 @@ In the .NET example project:
 ## Prerequisites
 - [Dapr CLI](https://docs.dapr.io/getting-started/install-dapr-cli/)
 - [Initialized Dapr environment](https://docs.dapr.io/getting-started/install-dapr-selfhost)
-- [.NET 6](https://dotnet.microsoft.com/download/dotnet/6.0), [.NET 8](https://dotnet.microsoft.com/download/dotnet/8.0) or [.NET 9](https://dotnet.microsoft.com/download/dotnet/9.0) installed
+- [.NET 8](https://dotnet.microsoft.com/download/dotnet/8.0) or [.NET 9](https://dotnet.microsoft.com/download/dotnet/9.0) installed
 - [Dapr.Jobs](https://www.nuget.org/packages/Dapr.Jobs) NuGet package installed to your project
 
-{{% alert title="Note" color="primary" %}}
-
-Note that while .NET 6 is the minimum support version of .NET in Dapr v1.15, only .NET 8 and .NET 9 will continue to be supported by Dapr in v1.16 and later.
-
-{{% /alert %}}
-
 ## Set up the environment
 Clone the [.NET SDK repo](https://github.com/dapr/dotnet-sdk).
 
diff --git a/daprdocs/content/en/dotnet-sdk-docs/dotnet-messaging/dotnet-messaging-pubsub-howto.md b/daprdocs/content/en/dotnet-sdk-docs/dotnet-messaging/dotnet-messaging-pubsub-howto.md
@@ -17,15 +17,9 @@ runtime and which do not require an endpoint to be pre-configured. In this guide
 ## Prerequisites
 - [Dapr CLI](https://docs.dapr.io/getting-started/install-dapr-cli/)
 - [Initialized Dapr environment](https://docs.dapr.io/getting-started/install-dapr-selfhost)
-- [.NET 6](https://dotnet.microsoft.com/download/dotnet/6.0), [.NET 8](https://dotnet.microsoft.com/download/dotnet/8.0) or [.NET 9](https://dotnet.microsoft.com/download/dotnet/9.0) installed
+- [.NET 8](https://dotnet.microsoft.com/download/dotnet/8.0) or [.NET 9](https://dotnet.microsoft.com/download/dotnet/9.0) installed
 - [Dapr.Messaging](https://www.nuget.org/packages/Dapr.Messaging) NuGet package installed to your project
 
-{{% alert title="Note" color="primary" %}}
-
-Note that while .NET 6 is the minimum support version of .NET in Dapr v1.15, only .NET 8 and .NET 9 will continue to be supported by Dapr in v1.16 and later.
-
-{{% /alert %}}
-
 ## Set up the environment
 Clone the [.NET SDK repo](https://github.com/dapr/dotnet-sdk).
 
diff --git a/daprdocs/content/en/dotnet-sdk-docs/dotnet-workflow/dotnet-workflow-howto.md b/daprdocs/content/en/dotnet-sdk-docs/dotnet-workflow/dotnet-workflow-howto.md
@@ -20,14 +20,7 @@ In the .NET example project:
 
 - [Dapr CLI](https://docs.dapr.io/getting-started/install-dapr-cli/)
 - [Initialized Dapr environment](https://docs.dapr.io/getting-started/install-dapr-selfhost/)
-- [.NET 7](https://dotnet.microsoft.com/download/dotnet/7.0), [.NET 8](https://dotnet.microsoft.com/download/dotnet/8.0) or [.NET 9](https://dotnet.microsoft.com/download/dotnet/9.0) installed
-
-{{% alert title="Note" color="primary" %}}
-
-Dapr.Workflows supports .NET 7 or newer in v1.15. However, following the release of Dapr v1.16, only
-.NET 8 and .NET 9 will be supported.
-
-{{% /alert %}}
+- [.NET 8](https://dotnet.microsoft.com/download/dotnet/8.0) or [.NET 9](https://dotnet.microsoft.com/download/dotnet/9.0) installed
 
 ## Set up the environment
 
diff --git a/examples/Actor/README.md b/examples/Actor/README.md
@@ -4,7 +4,7 @@ The Actor example shows how to create a virtual actor (`DemoActor`) and invoke i
 
 ## Prerequisites
 
-- [.NET 6+](https://dotnet.microsoft.com/download) installed
+- [.NET 8+](https://dotnet.microsoft.com/download) installed
 - [Dapr CLI](https://docs.dapr.io/getting-started/install-dapr-cli/)
 - [Initialized Dapr environment](https://docs.dapr.io/getting-started/install-dapr-selfhost/)
 - [Dapr .NET SDK](https://github.com/dapr/dotnet-sdk/)
diff --git a/examples/AspNetCore/ControllerSample/README.md b/examples/AspNetCore/ControllerSample/README.md
@@ -12,7 +12,7 @@ The application also registers for pub/sub with the `deposit`, `multideposit` an
 
 ## Prerequisitess
 
-- [.NET 6+](https://dotnet.microsoft.com/download) installed
+- [.NET 8+](https://dotnet.microsoft.com/download) installed
 - [Dapr CLI](https://docs.dapr.io/getting-started/install-dapr-cli/)
 - [Initialized Dapr environment](https://docs.dapr.io/getting-started/install-dapr-selfhost/)
 - [Dapr .NET SDK](https://docs.dapr.io/developing-applications/sdks/dotnet/)
diff --git a/examples/AspNetCore/GrpcServiceSample/README.md b/examples/AspNetCore/GrpcServiceSample/README.md
@@ -11,7 +11,7 @@ The application also registers for pub/sub with the `deposit` and `withdraw` top
 
 ## Prerequisitess
 
-- [.NET 6+](https://dotnet.microsoft.com/download) installed
+- [.NET 8+](https://dotnet.microsoft.com/download) installed
 - [Dapr CLI](https://docs.dapr.io/getting-started/install-dapr-cli/)
 - [Initialized Dapr environment](https://docs.dapr.io/getting-started/install-dapr-selfhost/)
 - [Dapr .NET SDK](https://docs.dapr.io/developing-applications/sdks/dotnet/)
diff --git a/examples/AspNetCore/RoutingSample/README.md b/examples/AspNetCore/RoutingSample/README.md
@@ -12,7 +12,7 @@ The application also registers for pub/sub with the `deposit`, `multideposit`, a
 
 ## Prerequisites
 
-- [.NET 6+](https://dotnet.microsoft.com/download) installed
+- [.NET 8+](https://dotnet.microsoft.com/download) installed
 - [Dapr CLI](https://docs.dapr.io/getting-started/install-dapr-cli/)
 - [Initialized Dapr environment](https://docs.dapr.io/getting-started/install-dapr-selfhost/)
 - [Dapr .NET SDK](https://docs.dapr.io/developing-applications/sdks/dotnet/)
diff --git a/examples/AspNetCore/SecretStoreConfigurationProviderSample/README.md b/examples/AspNetCore/SecretStoreConfigurationProviderSample/README.md
@@ -2,7 +2,7 @@
 
 ## Prerequisites
 
-- [.NET 6+](https://dotnet.microsoft.com/download) installed
+- [.NET 8+](https://dotnet.microsoft.com/download) installed
 - [Dapr CLI](https://docs.dapr.io/getting-started/install-dapr-cli/)
 - [Initialized Dapr environment](https://docs.dapr.io/getting-started/install-dapr-selfhost/)
 - [Dapr .NET SDK](https://docs.dapr.io/developing-applications/sdks/dotnet/)
diff --git a/examples/Client/ConfigurationApi/README.md b/examples/Client/ConfigurationApi/README.md
@@ -9,7 +9,7 @@ It demonstrates the following APIs:
 
 ## Prerequisites
 
-- [.NET 6+](https://dotnet.microsoft.com/download) installed
+- [.NET 8+](https://dotnet.microsoft.com/download) installed
 - [Dapr CLI](https://docs.dapr.io/getting-started/install-dapr-cli/)
 - [Initialized Dapr environment](https://docs.dapr.io/getting-started/install-dapr-selfhost/)
 - [Dapr .NET SDK](https://docs.dapr.io/developing-applications/sdks/dotnet/)
diff --git a/examples/Client/DistributedLock/README.md b/examples/Client/DistributedLock/README.md
@@ -2,13 +2,13 @@
 
 ## Prerequisites
 
-- [.NET 6+](https://dotnet.microsoft.com/download) installed
+- [.NET 8+](https://dotnet.microsoft.com/download) installed
 - [Dapr CLI](https://docs.dapr.io/getting-started/install-dapr-cli/)
 - [Initialized Dapr environment](https://docs.dapr.io/getting-started/install-dapr-selfhost/)
 - [Dapr .NET SDK](https://docs.dapr.io/developing-applications/sdks/dotnet/)
 
 ## Distributed Lock API
-Dapr 1.8 introduces the Distributed Lock API. This API can be used to prevent multiple processes from accessing the same resource. In Dapr, locks are scoped to a specific App ID.
+Dapr 1.8 introduced the Distributed Lock API. This API can be used to prevent multiple processes from accessing the same resource. In Dapr, locks are scoped to a specific App ID.
 
 For this example, we will be running multiple instances of the same application to demonstrate an event driven consumer pattern. This example also includes a simple generator that creates some data that can be processed.
 
diff --git a/examples/Client/PublishSubscribe/BulkPublishEventExample/README.md b/examples/Client/PublishSubscribe/BulkPublishEventExample/README.md
@@ -2,7 +2,7 @@
 
 ## Prerequisites
 
-- [.NET 6+](https://dotnet.microsoft.com/download) installed
+- [.NET 8+](https://dotnet.microsoft.com/download) installed
 - [Dapr CLI](https://docs.dapr.io/getting-started/install-dapr-cli/)
 - [Initialized Dapr environment](https://docs.dapr.io/getting-started/install-dapr-selfhost/)
 - [Dapr .NET SDK](https://docs.dapr.io/developing-applications/sdks/dotnet/)
diff --git a/examples/Client/PublishSubscribe/PublishEventExample/README.md b/examples/Client/PublishSubscribe/PublishEventExample/README.md
@@ -2,7 +2,7 @@
 
 ## Prerequisites
 
-- [.NET 6+](https://dotnet.microsoft.com/download) installed
+- [.NET 8+](https://dotnet.microsoft.com/download) installed
 - [Dapr CLI](https://docs.dapr.io/getting-started/install-dapr-cli/)
 - [Initialized Dapr environment](https://docs.dapr.io/getting-started/install-dapr-selfhost/)
 - [Dapr .NET SDK](https://docs.dapr.io/developing-applications/sdks/dotnet/)
diff --git a/examples/Client/ServiceInvocation/README.md b/examples/Client/ServiceInvocation/README.md
@@ -2,7 +2,7 @@
 
 ## Prerequisites
 
-- [.NET 6+](https://dotnet.microsoft.com/download) installed
+- [.NET 8+](https://dotnet.microsoft.com/download) installed
 - [Dapr CLI](https://docs.dapr.io/getting-started/install-dapr-cli/)
 - [Initialized Dapr environment](https://docs.dapr.io/getting-started/install-dapr-selfhost/)
 - [Dapr .NET SDK](https://docs.dapr.io/developing-applications/sdks/dotnet/)
diff --git a/examples/Client/StateManagement/README.md b/examples/Client/StateManagement/README.md
@@ -2,7 +2,7 @@
 
 ## Prerequisites
 
-- [.NET 6+](https://dotnet.microsoft.com/download) installed
+- [.NET 8+](https://dotnet.microsoft.com/download) installed
 - [Dapr CLI](https://docs.dapr.io/getting-started/install-dapr-cli/)
 - [Initialized Dapr environment](https://docs.dapr.io/getting-started/install-dapr-selfhost/)
 - [Dapr .NET SDK](https://docs.dapr.io/developing-applications/sdks/dotnet/)
diff --git a/examples/GeneratedActor/README.md b/examples/GeneratedActor/README.md
@@ -4,7 +4,7 @@ An example of generating a strongly-typed actor client.
 
 ## Prerequisites
 
-- [.NET 6+](https://dotnet.microsoft.com/download) installed
+- [.NET 8+](https://dotnet.microsoft.com/download) installed
 - [Dapr CLI](https://docs.dapr.io/getting-started/install-dapr-cli/)
 - [Initialized Dapr environment](https://docs.dapr.io/getting-started/install-dapr-selfhost/)
 - [Dapr .NET SDK](https://docs.dapr.io/developing-applications/sdks/dotnet/)
diff --git a/examples/Workflow/README.md b/examples/Workflow/README.md
@@ -4,7 +4,7 @@ This Dapr workflow example shows how to create a Dapr workflow (`Workflow`) and
 
 ## Prerequisites
 
-- [.NET 6+](https://dotnet.microsoft.com/download) installed
+- [.NET 8+](https://dotnet.microsoft.com/download) installed
 - [Dapr CLI](https://docs.dapr.io/getting-started/install-dapr-cli/)
 - [Initialized Dapr environment](https://docs.dapr.io/getting-started/install-dapr-selfhost/)
 - [Dapr .NET SDK](https://github.com/dapr/dotnet-sdk/)
diff --git a/properties/dapr_managed_netcore.props b/properties/dapr_managed_netcore.props
@@ -3,7 +3,7 @@
   <Import Project="dapr_common.props" />
   <PropertyGroup>
     <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
-    <LangVersion>10.0</LangVersion>
+    <LangVersion>12.0</LangVersion>
     <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
     <WarningLevel>4</WarningLevel>
     <WarnOnPackingNonPackableProject>false</WarnOnPackingNonPackableProject>
