onResendEmailReceived emits email.received for inbound mail handled by
Resend. Use it for inbound routing or reply-processing workflows.
automations/route-resend-inbound.automation.ts
account selects the binding. Returns
{ type: "email.received"; createdAt; data }. The provider-native data object
contains the inbound identity and envelope fields supplied by Resend; this
trigger does not impose a typed message-body or attachment shape.