From eb5705e9ce7f7418c3f66f268f6ae65282cfcae4 Mon Sep 17 00:00:00 2001
From: Billy Chan <ccw.billy.123@gmail.com>
Date: Thu, 28 Jul 2022 12:07:24 +0800
Subject: [PATCH] Run CI only on latest PR commit

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

diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index 2f1106bb0..8f30d885e 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -6,6 +6,10 @@ on:
     branches:
       - master
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
 env:
   CARGO_TERM_COLOR: always