From b2ff2f9dee5f27241ab6c82ee9c908e95157a78a Mon Sep 17 00:00:00 2001
From: Chris Wolfgang <210299580+Chris-Wolfgang@users.noreply.github.com>
Date: Mon, 29 Jun 2026 20:33:34 -0400
Subject: [PATCH] ci(release): add concurrency group so duplicate releases
 don't race

---
 .github/workflows/release.yaml | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index 5899b9b..e6c90eb 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -11,6 +11,13 @@ permissions:
 env:
   CODECOV_MINIMUM: 90
 
+concurrency:
+  # Serialize releases so a duplicate / re-published Release event can't run two
+  # publish pipelines against NuGet and gh-pages at once. Never cancel an
+  # in-flight release — a half-published package family is worse than a queued one.
+  group: release-${{ github.event.release.tag_name || github.ref }}
+  cancel-in-progress: false
+
 jobs:
   # Streamlined validation: All frameworks, Windows only
   validate-release: