From bfe3ad50aacaf3a208df917ce40134256a702ae0 Mon Sep 17 00:00:00 2001
From: Jason Couture <jasonc@alertr.info>
Date: Mon, 5 Feb 2024 06:07:46 -0500
Subject: [PATCH] Only allow one build in parallel per ref

---
 .github/workflows/main.yml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index fab1ee4d..73b764d2 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -4,6 +4,9 @@ on:
     branches: [master]
   pull_request:
     branches: [master]
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
 
 jobs:
   build: