fix：优化决金箭的数量展示

src/pages/team-battle.vue

@@ -160,6 +160,10 @@ function onBattleEnd() {
 function onNewRound(msg, prevRound) {
   showRoundTip.value = true;
   isFinalShoot.value = msg.current.goldRound;
+  // 决金箭轮每人只射一箭，重置箭数显示为 (0/1)
+  if (msg.current.goldRound) {
+    uni.$emit("update-shot", { currentShot: 0, totalShot: 1 });
+  }
   // 用传入的 prevRound（捕获时刻的旧轮次）展示结算 Tip，与进度条 currentRound 解耦
   roundTipRound.value = prevRound;
   const latestRound = msg.rounds[prevRound - 1];