vercel.onDomainCertificateAddFailed starts an automation for the corresponding Vercel webhook event.
automations/on-domain-certificate-add-failed.automation.ts
Input
The trigger accepts optional staticaccount selection. Without it, Automate.ax uses the project’s Vercel OAuth binding.
Output
The event includesid, createdAt, region, its exact type discriminator, and a typed payload. payload.dnsNames lists the names for which certificate issuance failed.