Use roslyn utf8 strings support

Directory.Packages.props

@@ -84,7 +84,7 @@
     <PackageVersion Include="YesSql.Filters.Abstractions" Version="5.1.1" />
     <PackageVersion Include="YesSql.Filters.Query" Version="5.1.1" />
     <PackageVersion Include="ZString" Version="2.6.0" />
-
+    <PackageVersion Include="Microsoft.Net.Compilers.Toolset" Version="4.13.0-1.24555.2" />
     <!-- dotnet/extensions -->
     <PackageVersion Include="Microsoft.Extensions.Http.Resilience" Version="8.10.0" />
   </ItemGroup>

NuGet.config

@@ -3,6 +3,8 @@
     <packageSources>
         <clear />
         <add key="NuGet" value="https://api.nuget.org/v3/index.json" />
+        <add key="general-testing" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/general-testing/nuget/v3/index.json" />
+
         <!-- 
         This feed is intended for development purposes only and should not be used when publishing to NuGet. 
         It is meant to be utilized exclusively in the dev branch while certain dependencies are unavailable on NuGet.org.
@@ -12,16 +14,16 @@
         <!-- add key="OrchardCore" value="https://nuget.cloudsmith.io/orchardcore/preview/v3/index.json" /-->
     </packageSources>
 
-    <!--
+
         <packageSourceMapping>
-            <packageSource key="OrchardCore">
-                <package pattern="OrchardCore.*" />
+            <packageSource key="general-testing">
+                <package pattern="*" />
             </packageSource>
             <packageSource key="NuGet">
                 <package pattern="*" />
             </packageSource>
         </packageSourceMapping>
-    -->
+
 
     <disabledPackageSources />
 </configuration>

src/OrchardCore.Cms.Web/OrchardCore.Cms.Web.csproj

@@ -5,6 +5,7 @@
 
   <PropertyGroup>
     <TargetFrameworks>$(CommonTargetFrameworks)</TargetFrameworks>
+    <Features>$(Features);utf8-string-encoding</Features>
     <WarningsNotAsErrors>612,618</WarningsNotAsErrors>
     <AspNetCoreHostingModel>InProcess</AspNetCoreHostingModel>
     <RazorRuntimeCompilation>false</RazorRuntimeCompilation>
@@ -20,6 +21,10 @@
     <InternalsVisibleTo Include="OrchardCore.Tests" />
   </ItemGroup>
 
+  <ItemGroup>
+      <PackageReference Include="Microsoft.Net.Compilers.Toolset" />
+  </ItemGroup>
+
   <!-- Watcher include and excludes -->
   <ItemGroup>
       <Watch Include="**\*.cs" Exclude="Recipes\**;Assets\**;node_modules\**\*;**\*.js.map;obj\**\*;bin\**\*" />