Certification test for middleware.http.opa

[ItalyPaleAle]

Create a certification test for middlewares: middleware.http.opa

[github-actions]

This issue has been automatically marked as stale because it has not had activity in the last 30 days. It will be closed in the next 7 days unless it is tagged (pinned, good first issue, help wanted or triaged/resolved) or other activity occurs. Thank you for your contributions.