From bc56fd06e3b9669adfd4ae301ac2d14b68d71517 Mon Sep 17 00:00:00 2001
From: Colin Seymour <colin@github.com>
Date: Wed, 8 Sep 2021 16:53:10 +0100
Subject: [PATCH] Only run CI on master or PRs branched from master (#5561)

We really don't need to run CI twice for every PR.
---
 .github/workflows/ci.yml | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c284b85262..744f38992c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -1,6 +1,13 @@
 name: Run Tests
 
-on: [push, pull_request]
+on:
+  # Trigger the workflow on push or pull request, but only for the master branch
+  push:
+    branches:
+      - master
+  pull_request:
+    branches:
+      - master
 
 jobs:
   run: