public Task <Response> Handle(Request request, CancellationToken cancellationToken)
=> Task.FromResult(new Response()
{
Customer = CustomerDto.FromCustomer(_repository.Query <Customer>().Single(x => x.CustomerId == request.CustomerId))
});
public Task <Response> Handle(Request request, CancellationToken cancellationToken)
=> Task.FromResult(new Response()
{
Customers = _repository.Query <Customer>().Select(x => CustomerDto.FromCustomer(x)).ToList()
});