Route: /app/assistants/{agentId}/imports/{importId}/review. Shown after wizard import and when re-importing via Import/Export.
Review screen
- Validation issues list — errors block approve; warnings are informational.
- Flow diff — compare previous published/draft vs imported payload.
- Model metadata — used_llm, model, cost_cents, repair_iterations, models_tried, escalated.
- Approve — marks import approved so Publish succeeds.
- Reject / back — return to editor without publishing.
Publish gate
When import review is required, Publish will not succeed until the import is approved. The review screen shows the import and an Approve button.