From 10ff60b31774599c29a34a5771c3812c081a227a Mon Sep 17 00:00:00 2001
From: Onelevenvy <qingxin1114@163.com>
Date: Sat, 1 Aug 2026 10:51:30 +0800
Subject: [PATCH] ci: add concurrency control and limit PR triggers for main
 branch

---
 .github/workflows/ci.yml | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f1ce940..6965855 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -4,6 +4,11 @@ on:
   push:
     branches: [main]
   pull_request:
+    branches: [main]
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
 
 jobs:
   checks:
@@ -22,4 +27,4 @@ jobs:
         run: cargo fmt --all -- --check
 
       - name: Clippy
-        run: cargo clippy --all-targets --all-features -- -D warnings
+        run: cargo clippy --all-targets --all-features -- -D warnings
\ No newline at end of file