fix：重进比赛逻辑优化

src/components/HeaderProgress.vue

@@ -19,12 +19,17 @@ const ended = ref(false);
 const halfTime = ref(false);
 const currentShot = ref(0);
 const totalShot = ref(0);
+/** 标记组件是否已完成挂载，防止 immediate watcher 在挂载前用旧 store 值触发意外播音 */
+const isMounted = ref(false);
 
 watch(
   () => tips.value,
   (newVal) => {
+    // 挂载完成前不播音（避免 immediate store watcher 用旧值触发多余播报）
+    if (!isMounted.value) return;
+    // 空字符串或含"重回"的 tips 均不播音
+    if (!newVal || newVal.includes("重回")) return;
     let key = [];
-    if (newVal.includes("重回")) return;
     if (currentRoundEnded.value) {
       // 播放当前轮次语音
       key.push(`第${["一", "二", "三", "四", "五"][currentRound.value]}轮`);
@@ -113,6 +118,7 @@ watch(() => store.game.tips, (newVal) => {
 }, { immediate: true });
 
 onMounted(() => {
+  isMounted.value = true;
   uni.$on("update-tips", onUpdateTips);
   uni.$on("socket-inbox", onReceiveMessage);
   uni.$on("play-sound", playSound);