public void no_veterinaran_id_is_provided()
{
var request = new ConfirmAppointment
{
AttendingVeterinarianId = Guid.Empty
};
var sut = new ConfirmAppointmentValidator();
sut.ShouldHaveValidationErrorFor(p => p.AttendingVeterinarianId, request);
}
public async Task <IActionResult> ConfirmAppointment([FromRoute] Guid id, [FromBody] ConfirmAppointment request)
{
request.Id = id;
var result = await _mediator.Send(request);
if (result is { ResourceFound : false })
