// floating point number. That is the whole point of this exercise.
//
// Non-canonical values will still parse as long as they are well formed,
// but will be re-emitted in their canonical form. (So always use canonical
// form, or don't diff.)
//
// This format is intended to make it difficult to use these numbers without
// writing some sort of special handling code in the hopes that that will

  // For many clients the singular form of the resource will be more understandable to users reading messages and should be used when integrating the name of the resource into a sentence.
  // The command line tool kubectl, for example, allows use of the singular resource name in place of plurals.
  // The singular form of a resource should always be an optional element - when in doubt use the canonical resource name.

// It is made a struct to keep extensibility.
message GroupVersionForDiscovery {
  // groupVersion specifies the API group and version in the form "group/version"
  optional string groupVersion = 1;

  // version specifies the version in the form of "version". This is to save
  // the clients the trouble of splitting the GroupVersion.
  optional string version = 2;
}

  optional string metricName = 2;

  // targetValue is the target value of the metric (as a quantity).
  optional k8s.io.apimachinery.pkg.api.resource.Quantity targetValue = 3;

  // selector is the string-encoded form of a standard kubernetes label selector for the given metric.
  // When set, it is passed as an additional parameter to the metrics server for more specific metrics scoping

  // +optional
  optional ImageReviewStatus status = 3;
}

// ImageReviewContainerSpec is a description of a container within the pod creation request.
message ImageReviewContainerSpec {
  // This can be in the form image:tag or image@SHA:012345679abcdef.
  // +optional
  optional string image = 1;
}

// ImageReviewSpec is a description of the pod creation request.
message ImageReviewSpec {

  // For example, the reference to the expression of the first item of
  // validations is "spec.validations[0].expression"
  optional string fieldRef = 2;

  // The content of type checking information in a human-readable form.
  // Each line of the warning contains the type that the expression is checked
  // against, followed by the type check error from the compiler.
  optional string warning = 3;
}

message MatchCondition {

}

// MetricIdentifier defines the name and optionally selector for a metric
message MetricIdentifier {
  // name is the name of the given metric
  optional string name = 1;

  // selector is the string-encoded form of a standard kubernetes label selector for the given metric
  // When set, it is passed as an additional parameter to the metrics server for more specific metrics scoping.

message CertificateSigningRequestSpec {
  // Base64-encoded PKCS#10 CSR data
  // +listType=atomic
  optional bytes request = 1;

  // Requested signer for the request. It is a qualified name in the form:
  // `scope-hostname.io/name`.
  // If empty, it will be defaulted:
  //  1. If it's a kubelet client certificate, it is assigned
  //     "kubernetes.io/kube-apiserver-client-kubelet".

}

// WebhookClientConfig contains the information to make a TLS
// connection with the webhook
message WebhookClientConfig {
  // `url` gives the location of the webhook, in standard URL form
  // (`scheme://host:port/path`). Exactly one of `url` or `service`
  // must be specified.
  //
  // The `host` should not refer to a service running in the cluster; use

  // When value is `Indexed`, .spec.completions must be specified and
  // `.spec.parallelism` must be less than or equal to 10^5.
  // In addition, The Pod name takes the form
  // `$(job-name)-$(index)-$(random-string)`,
  // the Pod hostname takes the form `$(job-name)-$(index)`.
  //
  // More completion modes can be added in the future.
  // If the Job controller observes a mode that it doesn't recognize, which