update logic to check for changes

.github/workflows/build-docker-images.yml

@@ -9,7 +9,7 @@ on:
 
 jobs:
   build_references_docker:
-    if: contains(github.event.head_commit.message, 'scripts/references/')
+    if: ${{ contains(github.event.commits.*.modified || github.event.commits.*.added || github.event.commits.*.removed, 'scripts/references/') }}
     runs-on: ubuntu-latest
     env:
       REGISTRY: ghcr.io