From 8b2c67a1002dc071dfb4527efe31eb726a8acb4d Mon Sep 17 00:00:00 2001
From: Zhengchao An <anzhengchao@gmail.com>
Date: Tue, 7 Jul 2026 05:47:06 +0800
Subject: [PATCH] ci: cancel superseded main release builds (#4342)

---
 .github/workflows/build.yml | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index b90529bad..8e3194bd6 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -63,6 +63,10 @@ on:
 permissions:
   contents: read
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event_name == 'push' && github.ref || github.run_id }}
+  cancel-in-progress: ${{ github.event_name == 'push' }}
+
 env:
   CARGO_TERM_COLOR: always
   RUST_BACKTRACE: 1