endpointPort

EndpointPort is a tuple that describes a single port.

withName
```
withName(name)
```
The name of this port (corresponds to ServicePort.Name). Must be a DNS_LABEL. Optional only if one port is defined.
withPort
```
withPort(port)
```
The port number of the endpoint.
withProtocol
```
withProtocol(protocol)
```
The IP protocol for this port. Must be UDP, TCP, or SCTP. Default is TCP.