1 files changed, 40 insertions, 0 deletions
diff --git a/scripts/frontend/startup_css/startup_css_changed.sh b/scripts/frontend/startup_css/startup_css_changed.sh
new file mode 100755
index 00000000000..f214e61cdfb
--- /dev/null
+++ b/scripts/frontend/startup_css/startup_css_changed.sh
@@ -0,0 +1,40 @@
+#!/bin/sh
+
+echo "-----------------------------------------------------------"
+echo "If you run into any issues with Startup CSS generation"
+echo "please check out the feedback issue:"
+echo ""
+echo "https://gitlab.com/gitlab-org/gitlab/-/issues/331812"
+echo "-----------------------------------------------------------"
+
+startup_glob="*stylesheets/startup*"
+
+echo "Staging changes to '${startup_glob}' so we can check for untracked files..."
+git add ${startup_glob}
+
+if [ -n "$(git diff HEAD --name-only -- ${startup_glob})" ]; then
+  diff=$(git diff HEAD -- ${startup_glob})
+  cat <<EOF
+
+Startup CSS changes detected!
+
+It looks like there have been recent changes which require
+regenerating the Startup CSS files.
+
+**What should I do now?**
+
+IMPORTANT: Please make sure to update your MR title with "[RUN AS-IF-FOSS]" and start a new MR pipeline
+
+To fix this job, consider one of the following options:
+
+  1. Regenerating locally with "yarn run generate:startup_css".
+  2. Copy and apply the following diff:
+
+----- start diff -----
+$diff
+
+----- end diff -------
+EOF
+
+  exit 1
+fi