K8s: use +enum tag in playlist and unstructured dummy (#82022)

pkg/apis/playlist/v0alpha1/types.go

@@ -36,12 +36,16 @@ type Spec struct {
 	Items []Item `json:"items,omitempty"`
 }
 
+// Type of the item.
+// +enum
+type ItemType string
+
 // Defines values for ItemType.
 const (
 	ItemTypeDashboardByTag ItemType = "dashboard_by_tag"
 	ItemTypeDashboardByUid ItemType = "dashboard_by_uid"
 
-	// deprecated -- should use UID
+	// Deprecated -- should use UID
 	ItemTypeDashboardById ItemType = "dashboard_by_id"
 )
 
@@ -60,6 +64,3 @@ type Item struct {
 	//  - dashboard_by_uid: The value is the dashboard UID
 	Value string `json:"value"`
 }
-
-// Type of the item.
-type ItemType string

pkg/apis/playlist/v0alpha1/zz_generated.openapi.go

@@ -32,10 +32,11 @@ func schema_pkg_apis_playlist_v0alpha1_Item(ref common.ReferenceCallback) common
 				Properties: map[string]spec.Schema{
 					"type": {
 						SchemaProps: spec.SchemaProps{
-							Description: "Type of the item.",
+							Description: "Type of the item.\n\nPossible enum values:\n - `\"dashboard_by_id\"` Deprecated -- should use UID\n - `\"dashboard_by_tag\"`\n - `\"dashboard_by_uid\"`",
 							Default:     "",
 							Type:        []string{"string"},
 							Format:      "",
+							Enum:        []interface{}{"dashboard_by_id", "dashboard_by_tag", "dashboard_by_uid"},
 						},
 					},
 					"value": {