k8sAPIServiceEndpointDiscovery

auto r = Request("GET", "konnex-engine");
assert(is(typeof(r) == Request));
assert(is(typeof(r.method) == string));
assert(is(typeof(r.namespace) == string));
assert(is(typeof(k8sAPIServiceEndpointDiscovery!Request(r).method) == string));
assert(is(typeof(k8sAPIServiceEndpointDiscovery!Request(r).namespace) == string));
assert(k8sAPIServiceEndpointDiscovery!Request(r).method == "GET");
assert(k8sAPIServiceEndpointDiscovery!Request(r).namespace == "konnex-engine");