From 90754ea41f78aaa94eaca9601dc103b9d1116237 Mon Sep 17 00:00:00 2001
From: Jan Kratochvil <jankratochvl@microsoft.com>
Date: Mon, 27 Apr 2026 17:48:42 +0200
Subject: [PATCH] Enlighten AssignProjectConfiguration for multithreaded mode

Add [MSBuildMultiThreadableTask] attribute to AssignProjectConfiguration.
This is an attribute-only migration - no IMultiThreadableTask needed since
the task has no cwd-dependent operations.

Fixes #13613

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
---
 src/Tasks/AssignProjectConfiguration.cs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/Tasks/AssignProjectConfiguration.cs b/src/Tasks/AssignProjectConfiguration.cs
index ba5062c1ce5..5b098493801 100644
--- a/src/Tasks/AssignProjectConfiguration.cs
+++ b/src/Tasks/AssignProjectConfiguration.cs
@@ -13,6 +13,7 @@
 
 namespace Microsoft.Build.Tasks
 {
+    [MSBuildMultiThreadableTask]
     public class AssignProjectConfiguration : ResolveProjectBase
     {
         #region Properties