fix(conversation): 优化对话列表滚动与播放队列并发

- 使用 InteractionManager.runAfterInteractions 包裹 scrollToEnd，避免滚动卡顿
- 提取 flattenedData 变量，减少重复计算
- 输入框增加 minHeight:22，空内容时保持一行高度
- use-player: 用 isPlayNextInProgressRef 防止 playNext 并发执行
- hooks: 格式化 useEffect 依赖数组

app-expo/src/features/voice/hooks/use-player.ts

@@ -28,6 +28,7 @@ export function usePlayer(): UsePlayerResult {
   const [currentSource, setCurrentSource] = useState<string | null>(null);
   const isPlayingRef = useRef(false);
   const wasBlockedByRecorderRef = useRef(false);
+  const isPlayNextInProgressRef = useRef(false);
 
   const player = useAudioPlayer(currentSource);
   const playerStatus = useAudioPlayerStatus(player);
@@ -41,24 +42,32 @@ export function usePlayer(): UsePlayerResult {
   }, [currentSource, player]);
 
   const playNext = useCallback(async () => {
-    if (queueRef.current.length === 0) {
-      setCurrentSource(null);
-      setStatus('idle');
-      setQueueLength(0);
-      await audioFocus.release();
-      return;
-    }
+    if (isPlayNextInProgressRef.current) return;
+    isPlayNextInProgressRef.current = true;
+    try {
+      if (queueRef.current.length === 0) {
+        setCurrentSource(null);
+        setStatus('idle');
+        setQueueLength(0);
+        await audioFocus.release();
+        return;
+      }
 
-    const acquired = await audioFocus.acquireForPlayback();
-    if (!acquired) {
-      setStatus('idle');
-      return;
-    }
+      const acquired = await audioFocus.acquireForPlayback();
+      if (!acquired) {
+        setStatus('idle');
+        return;
+      }
 
-    const next = queueRef.current.shift()!;
-    setQueueLength(queueRef.current.length);
-    setStatus('playing');
-    setCurrentSource(next.uri);
+      if (queueRef.current.length === 0) return;
+
+      const next = queueRef.current.shift()!;
+      setQueueLength(queueRef.current.length);
+      setStatus('playing');
+      setCurrentSource(next.uri);
+    } finally {
+      isPlayNextInProgressRef.current = false;
+    }
   }, []);
 
   // Detect playback completion → advance queue