code: func (*Service) ListVMs(c context.Context, req *crimson.ListVMsRequest) (*crimson.ListVMsResponse, error) {
  	vms, err := listVMs(c, database.Get(c), req)
  	if err != nil {
  		return nil, err
  	}
  	return &crimson.ListVMsResponse{
  		Vms: vms,
  	}, nil
  }
docs: // ListVMs handles a request to list VMs.