feat: add Provisioning Request API

PiperOrigin-RevId: 583194664

google/container/v1/cluster_service.proto

@@ -3478,6 +3478,14 @@ message NodePool {
     string policy_name = 3;
   }
 
+  // QueuedProvisioning defines the queued provisioning used by the node pool.
+  message QueuedProvisioning {
+    // Denotes that this nodepool is QRM specific, meaning nodes can be only
+    // obtained through queuing via the Cluster Autoscaler ProvisioningRequest
+    // API.
+    bool enabled = 1;
+  }
+
   // The name of the node pool.
   string name = 1;
 
@@ -3561,6 +3569,9 @@ message NodePool {
   // up-to-date value before proceeding.
   string etag = 110;
 
+  // Specifies the configuration of queued provisioning.
+  QueuedProvisioning queued_provisioning = 112;
+
   // Enable best effort provisioning for nodes
   BestEffortProvisioning best_effort_provisioning = 113;
 }