Downgrade infra to net8 (#2257)

* Downgrade infra to net8

Revert to using net sdk 8 to ensure easier contribution from community

* Now?

* Fix Linux

Directory.Build.Local.props

@@ -29,13 +29,12 @@
 
   <!-- The TFMs to build and test against. -->
   <PropertyGroup>
-    <SupportedNetFrameworks>netcoreapp3.1;net6.0;net7.0;net8.0</SupportedNetFrameworks>
-
+    <NetFrameworkMinimum>net462</NetFrameworkMinimum>
     <UwpMinimum>uap10.0.16299</UwpMinimum>
     <WinUiMinimum>net6.0-windows10.0.18362.0</WinUiMinimum>
+    <NetCurrent>net8.0</NetCurrent>
 
-    <NetFrameworkMinimum>net462</NetFrameworkMinimum>
-
+    <SupportedNetFrameworks>netcoreapp3.1;net6.0;net7.0;net8.0</SupportedNetFrameworks>
     <MicrosoftTestingTargetFrameworks>net6.0;net7.0;net8.0</MicrosoftTestingTargetFrameworks>
   </PropertyGroup>
 

eng/Version.Details.xml

@@ -1,13 +1,13 @@
 <?xml version="1.0" encoding="utf-8"?>
 <Dependencies>
   <ToolsetDependencies>
-    <Dependency Name="Microsoft.DotNet.Arcade.Sdk" Version="9.0.0-beta.24102.4">
+    <Dependency Name="Microsoft.DotNet.Arcade.Sdk" Version="8.0.0-beta.24059.4">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>2fb543a45580400a559b5ae41c96a815ea14dac5</Sha>
+      <Sha>61ae141d2bf3534619265c8f691fd55dc3e75147</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.XliffTasks" Version="9.0.0-beta.24102.4">
+    <Dependency Name="Microsoft.DotNet.XliffTasks" Version="8.0.0-beta.24059.4">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>2fb543a45580400a559b5ae41c96a815ea14dac5</Sha>
+      <Sha>61ae141d2bf3534619265c8f691fd55dc3e75147</Sha>
     </Dependency>
     <Dependency Name="Microsoft.Testing.Extensions.CodeCoverage" Version="17.10.2-preview.24102.3">
       <Uri>https://dev.azure.com/devdiv/DevDiv/_git/vs-code-coverage</Uri>
@@ -17,9 +17,9 @@
       <Uri>https://github.com/microsoft/testanywhere</Uri>
       <Sha>880132cd8fcafed5f9a6ca8d975d04f6b53fc9c3</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.Build.Tasks.Templating" Version="9.0.0-beta.24102.4">
+    <Dependency Name="Microsoft.DotNet.Build.Tasks.Templating" Version="8.0.0-beta.24059.4">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>2fb543a45580400a559b5ae41c96a815ea14dac5</Sha>
+      <Sha>61ae141d2bf3534619265c8f691fd55dc3e75147</Sha>
     </Dependency>
   </ToolsetDependencies>
 </Dependencies>

eng/Versions.props

@@ -24,7 +24,7 @@
     <MicrosoftCodeAnalysisPublicApiAnalyzersVersion>3.11.0-beta1.23525.2</MicrosoftCodeAnalysisPublicApiAnalyzersVersion>
     <MicrosoftCodeAnalysisBannedApiAnalyzersVersion>$(MicrosoftCodeAnalysisPublicApiAnalyzersVersion)</MicrosoftCodeAnalysisBannedApiAnalyzersVersion>
     <!-- MSBuild Sdk versions updates -->
-    <MicrosoftDotNetBuildTasksTemplatingPackageVersion>9.0.0-beta.24102.4</MicrosoftDotNetBuildTasksTemplatingPackageVersion>
+    <MicrosoftDotNetBuildTasksTemplatingPackageVersion>8.0.0-beta.24059.4</MicrosoftDotNetBuildTasksTemplatingPackageVersion>
     <!-- Testing platform (this comment is here to avoid conflict on darc PRs) -->
     <MicrosoftTestingPlatformVersion>1.1.0-preview.24080.2</MicrosoftTestingPlatformVersion>
     <MicrosoftVisualStudioThreadingAnalyzersVersion>17.7.30</MicrosoftVisualStudioThreadingAnalyzersVersion>

global.json

@@ -1,6 +1,6 @@
 {
   "tools": {
-    "dotnet": "9.0.100-alpha.1.23615.4",
+    "dotnet": "8.0.101",
     "runtimes": {
       "dotnet": [
         "3.1.32",
@@ -14,12 +14,12 @@
     }
   },
   "sdk": {
-    "version": "9.0.100-alpha.1.23615.4",
+    "version": "8.0.101",
     "allowPrerelease": true,
     "rollForward": "patch"
   },
   "msbuild-sdks": {
-    "Microsoft.DotNet.Arcade.Sdk": "9.0.0-beta.24102.4",
+    "Microsoft.DotNet.Arcade.Sdk": "8.0.0-beta.24059.4",
     "MSBuild.Sdk.Extras": "3.0.44"
   }
 }