remoteConfig function
Accesses the RemoteConfig service for the default App or a given app.
See: firebase.google.com/docs/reference/js/firebase.remoteconfig.
Implementation
RemoteConfig remoteConfig([App? app]) {
final jsObject = (app != null)
? firebase.remoteConfig(app.jsObject)
: firebase.remoteConfig();
return RemoteConfig.getInstance(jsObject);
}