Task: Validate Workflow Structure (AiFunctionType.ValidateWorkflowStructure)

Validates faithfulness of current AiWorkflowStructure against user intent.

Use when

• after CreateWorkflow
• after each repair iteration

---

Output contract

AiWorkflowStructureValidationResult shape:

{
  "IsFaithful": true,
  "Issues": [],
  "SuggestedChanges": [],
  "Questions": [],
  "MaxQuestions": 3,
  "QuestionsWereTruncated": false,
  "TruncationNote": ""
}

---

Instruction input template (copy/paste)

Validate this AiWorkflowStructure against the original user request.

Original user request:
...

Current AiWorkflowStructure JSON:
...

Return only AiWorkflowStructureValidationResult JSON.

---

Example (fail result with required fixes)

{
  "IsFaithful": false,
  "Issues": [
    "Receiver says HTTP but requirement says TCP.",
    "Sender 2 missing ADT filter requirement."
  ],
  "SuggestedChanges": [
    "Set ReceiverActivity.MessageSource to TCP and include port in instructions.",
    "Add sender filter: Continue only when MSH-9.1 equals 'ADT'."
  ],
  "Questions": [],
  "MaxQuestions": 3,
  "QuestionsWereTruncated": false,
  "TruncationNote": ""
}

---

Clarification behavior

Validator can return required user questions when fidelity cannot be determined safely.
These answers are folded back into the next validation/refinement iteration.