This feature addresses the digital signing process for docker/container images for the SBC.
Only the Jenkins stream/builds are signed in this feature.
- Use 'notation' to sign the container images digitally. Notation is an open-source container image signer used to sign and verify container images to secure the Supply of any deliverable, such as container images, SBOMs, and other blob attachments.
- Check the keys in the workspace in this phase to secure the deployment of Kubernetes.