i try to sse but get error message **_unsupported connection endpoint_** . Why we need this control. [github.com/centrifugal/centrifuge-go/client.go:114](https://github.com/centrifugal/centrifuge-go/blob/9768205622fee3c257bb98d876433ea0f00fb5f7/client.go#L113) ``` for _, e := range endpoints { if !strings.HasPrefix(e, "ws") { panic(fmt.Sprintf("unsupported connection endpoint: %s", e)) } } ```