gcloud run services update web-app --image gcr.io/my-project-123456/web-app:v2 --region us-central1
Deploy a new image to an existing service
Creates a new revision of web-app from the v2 image and routes all traffic to it, the standard way to ship an update. Revisions keep the old image available for instant rollback. Roll back with gcloud run services update-traffic --to-revisions=web-app-00001=100.
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