Guidewire Install & Auth Overview Authenticate a backend service to a Guidewire Cloud tenant using OAuth2 client credentials and operate the auth layer in production. This is not a hello-world walkthrough; it is the auth code your service runs at 3am when a token expires mid-batch, when a tenant admin rotates a scope, when a private CA renews a cert, and when on-call needs to swap a leaked secret without dropping in-flight requests. The four production failures this skill prevents: 1. Token expiry storms — every request races to refresh, the Hub rate-limits the auth endpoint, the integration…