add cache-control headers to kube-apiserver

pkg/kubeapiserver/server/insecure_handler.go

@@ -34,6 +34,7 @@ func BuildInsecureHandlerChain(apiHandler http.Handler, c *server.Config) http.H
 	handler = genericfilters.WithMaxInFlightLimit(handler, c.MaxRequestsInFlight, c.MaxMutatingRequestsInFlight, c.LongRunningFunc)
 	handler = genericfilters.WithWaitGroup(handler, c.LongRunningFunc, c.HandlerChainWaitGroup)
 	handler = genericapifilters.WithRequestInfo(handler, server.NewRequestInfoResolver(c))
+	handler = genericapifilters.WithCacheControl(handler)
 	handler = genericfilters.WithPanicRecovery(handler)
 
 	return handler