Resolve the run id: prefer the id the completion event carried; on a fire-and-forget reconcile miss, fall back to the newest AIAgentRun matching fallbackFilter (an ExtraFilter). Returns undefined only when neither path yields a run.
fallbackFilter
Optional
Resolve the run id: prefer the id the completion event carried; on a fire-and-forget reconcile miss, fall back to the newest AIAgentRun matching
fallbackFilter(an ExtraFilter). Returns undefined only when neither path yields a run.