initialize method
Initializes the Highfivve advertising SDK.
Must be called once before any other ad operations.
bundleName: Your application's bundle identifier.publisherCode: Your unique publisher code provided by Highfivve GmbH.
Throws an Error if initialization fails.
Implementation
Future<void> initialize({
required String bundleName,
required String publisherCode,
}) async {
await _hostApi.initialize(bundleName, publisherCode);
}