Introduce new preview auto-scaling mode for ARC. (#2153)

Co-authored-by: Cory Miller <cory-miller@github.com>
Co-authored-by: Nikola Jokic <nikola-jokic@github.com>
Co-authored-by: Ava Stancu <AvaStancu@github.com>
Co-authored-by: Ferenc Hammerl <fhammerl@github.com>
Co-authored-by: Francesco Renzi <rentziass@github.com>
Co-authored-by: Bassem Dghaidi <Link-@github.com>

config/crd/bases/actions.github.com_autoscalinglisteners.yaml

@@ -0,0 +1,97 @@
+apiVersion: apiextensions.k8s.io/v1
+kind: CustomResourceDefinition
+metadata:
+  annotations:
+    controller-gen.kubebuilder.io/version: v0.7.0
+  creationTimestamp: null
+  name: autoscalinglisteners.actions.github.com
+spec:
+  group: actions.github.com
+  names:
+    kind: AutoscalingListener
+    listKind: AutoscalingListenerList
+    plural: autoscalinglisteners
+    singular: autoscalinglistener
+  scope: Namespaced
+  versions:
+    - additionalPrinterColumns:
+        - jsonPath: .spec.githubConfigUrl
+          name: GitHub Configure URL
+          type: string
+        - jsonPath: .spec.autoscalingRunnerSetNamespace
+          name: AutoscalingRunnerSet Namespace
+          type: string
+        - jsonPath: .spec.autoscalingRunnerSetName
+          name: AutoscalingRunnerSet Name
+          type: string
+      name: v1alpha1
+      schema:
+        openAPIV3Schema:
+          description: AutoscalingListener is the Schema for the autoscalinglisteners API
+          properties:
+            apiVersion:
+              description: 'APIVersion defines the versioned schema of this representation of an object. Servers should convert recognized schemas to the latest internal value, and may reject unrecognized values. More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#resources'
+              type: string
+            kind:
+              description: 'Kind is a string value representing the REST resource this object represents. Servers may infer this from the endpoint the client submits requests to. Cannot be updated. In CamelCase. More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#types-kinds'
+              type: string
+            metadata:
+              type: object
+            spec:
+              description: AutoscalingListenerSpec defines the desired state of AutoscalingListener
+              properties:
+                autoscalingRunnerSetName:
+                  description: Required
+                  type: string
+                autoscalingRunnerSetNamespace:
+                  description: Required
+                  type: string
+                ephemeralRunnerSetName:
+                  description: Required
+                  type: string
+                githubConfigSecret:
+                  description: Required
+                  type: string
+                githubConfigUrl:
+                  description: Required
+                  type: string
+                image:
+                  description: Required
+                  type: string
+                imagePullSecrets:
+                  description: Required
+                  items:
+                    description: LocalObjectReference contains enough information to let you locate the referenced object inside the same namespace.
+                    properties:
+                      name:
+                        description: 'Name of the referent. More info: https://kubernetes.io/docs/concepts/overview/working-with-objects/names/#names TODO: Add other useful fields. apiVersion, kind, uid?'
+                        type: string
+                    type: object
+                  type: array
+                maxRunners:
+                  description: Required
+                  minimum: 0
+                  type: integer
+                minRunners:
+                  description: Required
+                  minimum: 0
+                  type: integer
+                runnerScaleSetId:
+                  description: Required
+                  type: integer
+              type: object
+            status:
+              description: AutoscalingListenerStatus defines the observed state of AutoscalingListener
+              type: object
+          type: object
+      served: true
+      storage: true
+      subresources:
+        status: {}
+  preserveUnknownFields: false
+status:
+  acceptedNames:
+    kind: ""
+    plural: ""
+  conditions: []
+  storedVersions: []