QuoteItemOperationDuration

"""
Calculated duration evidence and independent advisory phase comparisons for one operation of one quote item.
"""
type QuoteItemOperationDuration {
  """
  Zero-based position of the quote item in the generateEstimate input array.
  """
  itemIndex: Int!
  """
  Separate authoritative phase times and the selected machine, physical demand and rate provenance.
  """
  calculation: CalculatedOperationDuration!
  """
  Independent phase predictions and advisory disagreement flags; unavailable ML never blocks quoting
  """
  comparisons: [OperationDurationComparison!]
}