Add single test

Author: owjs3901

.github/workflows/publish.yml

@@ -121,6 +121,13 @@ jobs:
           DEVUP_SINGLE_CSS=1 bun run --filter landing build
       - name: Run E2E Tests (singleCss)
         run: bun run test:e2e
+      - name: Upload singleCss Playwright Report
+        uses: actions/upload-artifact@v4
+        if: ${{ !cancelled() }}
+        with:
+          name: playwright-report-singlecss
+          path: playwright-report/
+          retention-days: 30
       - name: Upload to codecov.io
         uses: codecov/codecov-action@v5
         with: