public HttpResponseMessage PostTarefa([FromBody] Tarefa tarefa)
        {
            if (tarefa == null)
            {
                return(Request.CreateResponse(HttpStatusCode.BadRequest));
            }

            try
            {
                _tarefaRepository.Adicionar(tarefa);
                return(Request.CreateResponse(HttpStatusCode.OK, tarefa));
            }
            catch
            {
                return(Request.CreateResponse(HttpStatusCode.InternalServerError, "Falha ao incluir tarefa"));
            }
        }