fix: 移除未使用的 React 导入，修复 TS6133 编译错误

tauri-app/src/components/ShotStats/ShotStats.tsx

@@ -6,7 +6,6 @@
  * 用于 ScriptCreation 等页面
  */
 
-import React from 'react';
 import './ShotStats.css';
 
 export interface ShotStatsData {

tauri-app/src/main.tsx

@@ -1,4 +1,3 @@
-import React from 'react';
 import ReactDOM from 'react-dom/client';
 import { BrowserRouter } from 'react-router-dom';
 import App from './App';

tauri-app/src/pages/VideoGeneration/_components/AvatarMaterialSelector.tsx

@@ -1,4 +1,3 @@
-import React from 'react';
 
 interface AvatarMaterial {
   id: string;

tauri-app/src/pages/VideoGeneration/_components/GenerationControls.tsx

@@ -1,4 +1,3 @@
-import React from 'react';
 
 interface GenerationControlsProps {
   composedVideoPath: string | null;

tauri-app/src/pages/VideoGeneration/_components/ShotTimeline.tsx

@@ -1,4 +1,3 @@
-import React from 'react';
 import type { ScriptShot } from '../../../types/project';
 
 interface AvatarMaterial {