ViewModel.swift

@MainActor
final class ViewModel: ObservableObject {
    let imageProcessor = ImageProcessor()
    @Published var currentImage: UIImage?
    
    func applyEffectsToImage() {
        print(#function, Thread.isMainThread, Thread.current)
        Task {
            print(#function, Thread.isMainThread, Thread.current)
            let imageData = Data()
            currentImage = await imageProcessor.process(imageData)
        }
    }
}