Add feature type

Added feature type, which will be used by rancher to toggle whether
features are enabled. This is part of the feature flagging feature.

apis/management.cattle.io/v3/global_types.go

@@ -14,6 +14,14 @@ type Setting struct {
 	Source     string `json:"source" norman:"nocreate,noupdate,options=db|default|env"`
 }
 
+type Feature struct {
+	metav1.TypeMeta   `json:",inline"`
+	metav1.ObjectMeta `json:"metadata,omitempty"`
+
+	Value   *bool `json:"value" norman:"required"`
+	Default bool  `json:"default" norman:"nocreate,noupdate"`
+}
+
 type ListenConfig struct {
 	metav1.TypeMeta   `json:",inline"`
 	metav1.ObjectMeta `json:"metadata,omitempty"`

apis/management.cattle.io/v3/schema/schema.go

@@ -613,6 +613,12 @@ func globalTypes(schema *types.Schemas) *types.Schemas {
 				f.Required = true
 				return f
 			})
+		}).
+		MustImportAndCustomize(&Version, v3.Feature{}, func(schema *types.Schema) {
+			schema.MustCustomizeField("name", func(f types.Field) types.Field {
+				f.Required = true
+				return f
+			})
 		})
 }