feat: Tauri SQLite 事件持久化 + 讲述点追问补全（缺失检测→模板追问→沉默即数据）

src/App.tsx

@@ -2,6 +2,7 @@ import { useMemo, useState } from 'react';
 import './App.css';
 import { StoryEngine } from './engine/engine';
 import { LocalStorageEventStore } from './engine/eventStore';
+import { SqliteEventStore, isTauriRuntime } from './engine/sqliteEventStore';
 import type { Chapter } from './engine/types';
 import { getJevClient } from './services/jev';
 import { StoryPlayer } from './ui/StoryPlayer';
@@ -15,8 +16,9 @@ const chapters = [chapter1, chapter2, chapter3] as Chapter[];
 export default function App() {
   const [screen, setScreen] = useState<'story' | 'report'>('story');
   // 引擎与存储整个会话只建一次；重玩走 engine.replay()（新 sessionId，旧事件保留）
+  // 运行时选择：Tauri 原生端用 SQLite，浏览器 dev 用 localStorage（同一 append-only 接口）
   const { engine, store, jev } = useMemo(() => {
-    const store = new LocalStorageEventStore();
+    const store = isTauriRuntime() ? new SqliteEventStore() : new LocalStorageEventStore();
     const jev = getJevClient();
     return { engine: new StoryEngine(chapters, store, jev), store, jev };
   }, []);