EndpointForPort gets the endpoint for a given port using localhost or 0.0.0.0 depending on the feature gate.

LogAboutUseLocalHostAsDefault logs about the upcoming change from 0.0.0.0 to localhost on server-like components.

UseLocalHostAsDefaultHostfeatureGate is the feature gate that controls whether server-like receivers and extensions such as the OTLP receiver use localhost as the default host for their endpoints.