.NET: feat: Implement return-to-previous routing in handoff workflow#4356

lokitoth wants to merge 1 commit intomainmicrosoft/agent-framework:mainfrom

dev/dotnet_workflow/Enable-HandoffHILReturnToPreviousmicrosoft/agent-framework:dev/dotnet_workflow/Enable-HandoffHILReturnToPreviousCopy head branch name to clipboard