Update example app

Examples/xx-messenger/Sources/AppFeature/AppEnvironment+Live.swift

@@ -28,7 +28,7 @@ extension AppEnvironment {
       handleConfirm: .live(db: dbManager.getDB),
       handleReset: .live(db: dbManager.getDB)
     )
-    let backupStorage = BackupStorage.live(now: Date.init)
+    let backupStorage = BackupStorage.onDisk()
     let mainQueue = DispatchQueue.main.eraseToAnyScheduler()
     let bgQueue = DispatchQueue.global(qos: .background).eraseToAnyScheduler()
 

Examples/xx-messenger/Sources/AppFeature/AppFeature.swift

@@ -97,7 +97,7 @@ let appReducer = Reducer<AppState, AppAction, AppEnvironment>
           env.log(.error(error as NSError))
         }))
         cancellables.append(env.messenger.registerBackupCallback(.init { data in
-          env.backupStorage.store(data)
+          try? env.backupStorage.store(data)
         }))
 
         let isLoaded = env.messenger.isLoaded()

Examples/xx-messenger/Sources/BackupFeature/BackupFeature.swift

@@ -166,7 +166,7 @@ public let backupReducer = Reducer<BackupState, BackupAction, BackupEnvironment>
     return Effect.run { subscriber in
       do {
         try env.messenger.stopBackup()
-        env.backupStorage.remove()
+        try env.backupStorage.remove()
         subscriber.send(.didStop(failure: nil))
       } catch {
         subscriber.send(.didStop(failure: error as NSError))