RefreshButtonModel take 1

import Combine

class RefreshButtonModel: ObservableObject {
    @Published var isRotating: Bool = false
    private var subscriptions: Set<AnyCancellable> = []

    init(loadingPublisher: AnyPublisher<Bool, Never>) {
        loadingPublisher
            .sink { isLoading in
                self.isRotating = isLoading
        }
        .store(in: &subscriptions)
    }
}