fix: 进度持久化与断点恢复 + VoiceInput 权限/异常加固 + Jev 故障优雅降级

src/App.tsx

@@ -2,6 +2,7 @@ import { useEffect, useMemo, useState } from 'react';
 import './App.css';
 import { StoryEngine } from './engine/engine';
 import { LocalStorageEventStore } from './engine/eventStore';
+import { LocalStorageProgressStore } from './engine/progress';
 import { SqliteEventStore, isTauriRuntime } from './engine/sqliteEventStore';
 import type { Chapter } from './engine/types';
 import { getJevClient } from './services/jev';
@@ -20,15 +21,20 @@ export default function App() {
   const [consent, setConsent] = useState<'unknown' | 'needed' | 'granted'>('unknown');
   // 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 { engine, store, jev, progress } = useMemo(() => {
     const store = isTauriRuntime() ? new SqliteEventStore() : new LocalStorageEventStore();
     const jev = getJevClient();
-    return { engine: new StoryEngine(chapters, store, jev), store, jev };
+    const progress = new LocalStorageProgressStore();
+    return { engine: new StoryEngine(chapters, store, jev, undefined, progress), store, jev, progress };
   }, []);
 
   useEffect(() => {
-    void engine.hasConsent().then((ok) => setConsent(ok ? 'granted' : 'needed'));
-  }, [engine]);
+    void engine.hasConsent().then((ok) => {
+      // 同意门之后才恢复剧情进度（刷新/热更新前的断点）
+      if (ok) engine.restore(progress.load());
+      setConsent(ok ? 'granted' : 'needed');
+    });
+  }, [engine, progress]);
 
   if (consent !== 'granted') {
     return (