UpsertProductionCellPayload

"""
Result of a production cell create/update/upsert mutation. Returns either the persisted production cell or the validation errors that prevented saving it.
"""
type UpsertProductionCellPayload {
  """
  The created or updated production cell; null when validation failed, in which case errors is non-empty.
  """
  productionCell: ProductionCellState
  """Field-level validation errors (path + message). Empty on success."""
  errors: [FieldError!]!
}