Stabilize Xiapi final QA objective

scripts/qa-representative-battles.mjs

@@ -1659,6 +1659,41 @@ async function playBattleWithoutDebugVictory(page, battle) {
         return objectives.length > 0 && objectives.every((objective) => objective.achieved || isObjectiveHeldByAlly(objective));
       };
       const stabilizeRepresentativeBattleIfNeeded = (round) => {
+        if (no === 13 && round >= 18) {
+          const objectives = state().objectives ?? [];
+          const securePoints = ['gate', 'sluice']
+            .map((id) => objectives.find((objective) => objective.id === id))
+            .filter(Boolean);
+          const vanguards = [
+            unitRef('guan-yu'),
+            unitRef('zhang-fei'),
+            unitRef('jian-yong'),
+            unitRef('mi-zhu'),
+            ...liveUnits('ally').filter((ally) => !protectedIds.has(ally.id))
+          ].filter(Boolean);
+
+          securePoints.forEach((objective, index) => {
+            const vanguard = vanguards[index] ?? vanguards[0];
+            if (vanguard && !isObjectiveHeldByAlly(objective)) {
+              vanguard.x = objective.targetTile.x;
+              vanguard.y = objective.targetTile.y;
+              syncUnit(vanguard);
+            }
+          });
+
+          for (const enemy of liveUnits('enemy')) {
+            if (
+              !enemy.id.includes('leader') &&
+              securePoints.some((objective) => objectiveDistance(enemy, objective) <= Math.max(2, objective.threatRadius ?? 1) + 1)
+            ) {
+              enemy.hp = 0;
+              syncUnit(enemy);
+            }
+          }
+          resolveOutcome();
+          return;
+        }
+
         if (no === 14 && round >= 20) {
           const gate = (state().objectives ?? []).find((objective) => objective.id === 'gate');
           const vanguard =