OptionalhttpNode HTTP/HTTPS server instance (for WebSockets, media streaming, etc.).
OptionalphaseOptional filter for lifecycle phase.
When provided, only extensions matching this phase are initialized.
An extension's phase is config.Phase ?? instance.DefaultPhase.
OptionalpublicCanonical public base URL of the MJ server.
OptionalservicesCustom service registry if not using the loader's default.
Options passed to
ServerExtensionLoader.LoadExtensions().