GRPCRoute.spec.parentRefs[].kind

Kind is kind of the referent. There are two kinds of parent resources with "Core" support: * Gateway (Gateway conformance profile) * Service (Mesh conformance profile, experimental, ClusterIP Services only) Support for other resources is Implementation-Specific.

• default: "Gateway"
• minLength: 1
• maxLength: 63
• pattern: ^[a-zA-Z]([-a-zA-Z0-9]*[a-zA-Z0-9])?$