Stabilize early battle QA pacing

scripts/qa-repeat.mjs

@@ -67,11 +67,12 @@ function buildAggregateReport(reports) {
 
   for (const { run, report } of reports) {
     for (const result of report.results ?? []) {
-      const outcomeKey = `${result.no}:${result.id}:${result.outcome}`;
+      const outcome = result.outcome ?? 'unknown';
+      const outcomeKey = `${result.no}:${result.id}:${outcome}`;
       battleOutcomes.set(outcomeKey, {
         battleNo: result.no,
         battleId: result.id,
-        outcome: result.outcome,
+        outcome,
         count: (battleOutcomes.get(outcomeKey)?.count ?? 0) + 1
       });