.NET Workflow - Declarative Workflow Event Fix (#765)

* Checkpoint

* Update workflows/DeepResearch.yaml

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

* Comment

* Fix comment

* Update package version

* Fix nuget haxx

* Checkpoint

* Code complete

* Testing

* Message content workaround

* Add sequential flow

* Checkpoint

* Integration test project

* Checkpoint

* Checkpoint cleanup

* Complete

* Checkpoint

* Fix tests

* Comment cleanup

* Namespace

* Formatting

* Analyzer updates

* Workflow update

* Fixed!

* Update dotnet/tests/Microsoft.Agents.Workflows.Declarative.UnitTests/DeclarativeWorkflowTest.cs

Co-authored-by: Tao Chen <taochen@microsoft.com>

* Fix build error

* Purge "immutable" set and dictionary

* Fix as task

* Collection expression

* Another

* Frozen => Readonly (perf)

* Fix

* Namespace

* Checkpoint

* Add test

* Fix

* Rollback workflow edit

* nitty

---------

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

workflows/HumanInLoop.yaml

@@ -29,10 +29,12 @@ beginDialog:
       entity:
         kind: StringPrebuiltEntity
 
+    # Confirm input
     - kind: ConditionGroup
       id: check_completion
       conditions:
 
+        # Didn't match
         - condition: =Topic.OriginalInput <> Topic.ConfirmedInput
           id: check_confirm
           actions:
@@ -46,7 +48,8 @@ beginDialog:
               id: goto_again
               actionId: question_confirm
 
-      elseActions: # // %%% REMOVE / BUG
+      # Confirmed
+      elseActions:
         - kind: SendActivity
           id: sendActivity_confirmed
           activity: |-
@@ -55,3 +58,6 @@ beginDialog:
 
             Confirmed input:
             {Topic.ConfirmedInput}
+
+
+