.NET Port Agent Orchestration (#107)

* Checkpoint

* Checkpoint

* Namespaces

* Namespace

* Cleanup

* Namespace order

* Fix sync

* Formatting

* Formatting

* Namespace

* Namespace order

* Code convention

* Naming

* Naming

* Text handling

* Text handling

* Namespace

* Namespace order

* Namespace ordering

* Test

* ValueTask

* net472

* Test fix

* Fix namespace (net472)

* Namespace

* Fix conditional namespace

* Fix type expression

* Compatibility and cleanup

* Sample compatibility

* Sample compat

* Test compat

* modifier order

* Simply http-stub

* Formating fix for unit-test

* Fix test

* Real fix

* Test clean-up

* Update dotnet/src/Microsoft.Agents.Orchestration/Handoff/HandoffOrchestration.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Fix build errors after merging

---------

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
Co-authored-by: Stephen Toub <stoub@microsoft.com>

dotnet/samples/GettingStarted/GettingStarted.csproj

@@ -26,6 +26,7 @@
   </ItemGroup>
 
   <ItemGroup>
+    <ProjectReference Include="..\..\src\Microsoft.Agents.Orchestration\Microsoft.Agents.Orchestration.csproj" />
     <ProjectReference Include="..\..\src\Microsoft.Extensions.AI.Agents\Microsoft.Extensions.AI.Agents.csproj" />
     <ProjectReference Include="..\..\src\Microsoft.Extensions.AI.Agents.AzureAI\Microsoft.Extensions.AI.Agents.AzureAI.csproj" />
   </ItemGroup>
@@ -36,8 +37,12 @@
   </ItemGroup>
 
   <ItemGroup>
+    <None Update="Resources\*">
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+    </None>
     <None Update="Tools\Files\groceries.txt">
       <CopyToOutputDirectory>Always</CopyToOutputDirectory>
     </None>
   </ItemGroup>
+
 </Project>