initialize method
Initialization implementation. Do not call it directly, use doInitialization.
It can be a synchronous (returning a bool) or an asynchronous implementation (returning a Future<bool>).
Implementation
@override
FutureOr<InitializationResult> initialize() =>
entityRepository.executeInitialized(() {
ensureConfigured();
return InitializationResult.ok(this, dependencies: [entityRepository]);
}, parent: this);