import PackageDescription
let package = Package(
    name: "SampleProject",
    dependencies: [
        .Package(url: "https://github.com/GoodRequest/GoodPersistence" from: "addVersion")
    ]
)

@UserDefaultValue(String(describing: AppState.self), defaultValue: .initial)
var appState: AppState

@KeychainValue("accessToken", defaultValue: "", accessibility: .afterFirstUnlockThisDeviceOnly)
var accessToken: String

lazy var appStatePublisher = _appState.publisher
    .dropFirst()
    .removeDuplicates()
    .eraseToAnyPublisher()

struct SamplePersistenceMonitor: PersistenceMonitor {
    
    func didReceive(_ monitor: any PersistenceMonitor, error: any Error) {
        print("Error received: \(error.localizedDescription)")
    }
    
    func didReceive(_ monitor: any PersistenceMonitor, message: String) {
        print("Message received: \(message)")
    }
    
}
GoodPersistence.Configuration.configure(monitors: [SamplePersistenceMonitor()])