Avoid trying to upload playwright report when none exists

Author: cderv

.github/workflows/test-smokes.yml

@@ -312,8 +312,8 @@ jobs:
           key: ${{ steps.cache-renv-packages-restore.outputs.cache-primary-key }}
 
       - uses: actions/upload-artifact@v4
-        # PLaywright test only runs on Linux for now
-        if: ${{ !cancelled() && runner.os != 'Windows' }}
+        # Upload pLaywright test report if they exists (playwright is only running on Linux for now)
+        if: ${{ !cancelled() && runner.os != 'Windows' && hashFiles('tests/integration/playwright/playwright-report/**/*') != '' }}
         with:
           name: playwright-report
           path: ./tests/integration/playwright/playwright-report/