Incidents _requiring_ rolling forward are extremely rare. In the cases you have to, just build the image and deploy to your cluster with a high max-surge configured.
If you image has correct caching, rebuilding it shouldn't take much time. Most of your time is likely spent in CI and rolling deployments, both of which you can manually skip.
If you image has correct caching, rebuilding it shouldn't take much time. Most of your time is likely spent in CI and rolling deployments, both of which you can manually skip.