WithAndWithoutTask

loadPhoto.swift

        self.photo.clipsToBounds = true
        if let img = employee.photoUrlSmall {
            ImageLoader.getEmployeeImage(img: img) { [weak self] data, err in
                if let data = data {
                    DispatchQueue.main.async {
                        self?.photo.image = UIImage(data: data)
                    }
                }
                else {
                    DispatchQueue.main.async {
                        self?.photo.image = UIImage(named: "photo")
                    }
                }
            }
        }
        else {
            self.photo.image = UIImage(named: "photo")
        }

withTask.swift

        self.photo.clipsToBounds = true
        if let name = employee.photoUrlSmall {
            Task { [weak self] in
                do {
                    let img = try await ImageLoader.getEmployeeImage(img: name)
                    self?.photo.image = UIImage(data: img)
                }
                catch {
                    NSLog(error.localizedDescription)
                    self?.photo.image = UIImage(named: "photo")
                }
            }
        }
        else {
            self.photo.image = UIImage(named: "photo")
        }