* move staleness to new endpoint
* actually send the response
* Add schema
* Fix freshness metric to use publish time instead of attestation Time
* Rename endpoint to /api/ + small fix
* Bump version
Co-authored-by: Jayant Krishnamurthy <jkrishnamurthy@jumptrading.com>
Co-authored-by: Ali Behjati <bahjatia@gmail.com>