Try toolset package?

Author: stephentoub

dotnet/Directory.Packages.props

@@ -150,7 +150,8 @@
     <!-- Symbols -->
     <PackageVersion Include="Microsoft.SourceLink.GitHub" Version="8.0.0" />
     <!-- Toolset -->
-    <PackageVersion Include="Microsoft.CodeAnalysis.NetAnalyzers" Version="9.0.0-preview.24415.1" />
+    <PackageVersion Include="Microsoft.Net.Compilers.Toolset" Version="4.12.0" />
+    <PackageVersion Include="Microsoft.CodeAnalysis.NetAnalyzers" Version="9.0.0" />
     <PackageReference Include="Microsoft.CodeAnalysis.NetAnalyzers">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>

dotnet/samples/Concepts/Concepts.csproj

@@ -14,6 +14,7 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <PackageReference Include="Microsoft.Net.Compilers.Toolset" />
     <PackageReference Include="Docker.DotNet" />
     <PackageReference Include="Microsoft.Extensions.AI.OpenAI" />
     <PackageReference Include="Microsoft.ML.Tokenizers.Data.Cl100kBase" />

dotnet/samples/Demos/AIModelRouter/AIModelRouter.csproj

@@ -10,6 +10,7 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <PackageReference Include="Microsoft.Net.Compilers.Toolset" />
     <PackageReference Include="Azure.Identity" />
     <PackageReference Include="Microsoft.Extensions.Configuration" />
     <PackageReference Include="Microsoft.Extensions.Configuration.UserSecrets" />

dotnet/samples/Demos/CopilotAgentPlugins/CopilotAgentPluginsDemoSample/CopilotAgentPluginsDemoSample.csproj

@@ -41,6 +41,7 @@
   </ItemGroup>
 
   <ItemGroup>
+    <PackageReference Include="Microsoft.Net.Compilers.Toolset" />
     <PackageReference Include="Microsoft.Extensions.Configuration"/>
     <PackageReference Include="Microsoft.Extensions.Configuration.Json"/>
     <PackageReference Include="Microsoft.Extensions.Logging"/>

dotnet/samples/Demos/OllamaFunctionCalling/OllamaFunctionCalling.csproj

@@ -7,6 +7,7 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <PackageReference Include="Microsoft.Net.Compilers.Toolset" />
     <ProjectReference Include="..\..\..\src\Connectors\Connectors.Ollama\Connectors.Ollama.csproj" />
     <ProjectReference Include="..\..\..\src\SemanticKernel.Abstractions\SemanticKernel.Abstractions.csproj" />
   </ItemGroup>

dotnet/src/Connectors/Connectors.Ollama.UnitTests/Connectors.Ollama.UnitTests.csproj

@@ -14,6 +14,7 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <PackageReference Include="Microsoft.Net.Compilers.Toolset" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" />
     <PackageReference Include="Moq" />
     <PackageReference Include="OllamaSharp">

dotnet/src/Connectors/Connectors.Ollama/Connectors.Ollama.csproj

@@ -27,6 +27,7 @@
     <PackageReference Include="OllamaSharp">
       <ExcludeAssets>analyzers</ExcludeAssets>
     </PackageReference>
+    <PackageReference Include="Microsoft.Net.Compilers.Toolset" />
   </ItemGroup>
 
   <ItemGroup>

dotnet/src/IntegrationTests/IntegrationTests.csproj

@@ -41,6 +41,7 @@
     <None Remove="skills\FunSkill\Joke\skprompt.txt" />
   </ItemGroup>
   <ItemGroup>
+    <PackageReference Include="Microsoft.Net.Compilers.Toolset" />
     <PackageReference Include="Azure.Identity" />
     <PackageReference Include="Microsoft.Extensions.Configuration" />
     <PackageReference Include="Microsoft.Extensions.Configuration.Binder" />