try commit comments

Author: MarshalX

.github/workflows/benchmark.yml

@@ -51,5 +51,7 @@ jobs:
           external-data-json-path: ./benchmark-data/output.json
           github-token: ${{ secrets.GITHUB_TOKEN }}
           summary-always: true
+          comment-always: true
+          fail-on-alert: true
           skip-fetch-gh-pages: true
           save-data-file: ${{ github.event_name != 'pull_request' }}