chore: 统一代码格式并配置开发工具

- 添加 ESLint 和 Prettier 配置以统一代码风格
- 配置项目级 TypeScript 设置
- 更新前后端依赖版本
- 修复代码格式问题（引号、分号、尾随逗号等）
- 优化文件结构和导入路径

web/src/app/demo/index.tsx

@@ -1,14 +1,16 @@
-import { Button, Card } from "@heroui/react";
-import { useNavigate } from "react-router-dom";
+import { Button, Card } from '@heroui/react'
+import { useNavigate } from 'react-router-dom'
 
 export default function DemoPage() {
-  const navigate = useNavigate();
+  const navigate = useNavigate()
 
   return (
-    <div className="container mx-auto px-6 py-12 max-w-4xl">
+    <div className="container mx-auto max-w-4xl px-6 py-12">
       <Card>
         <Card.Header>
-          <Card.Title className="text-3xl font-bold">击杀生成 (Kill Generation)</Card.Title>
+          <Card.Title className="text-3xl font-bold">
+            击杀生成 (Kill Generation)
+          </Card.Title>
         </Card.Header>
         <Card.Content>
           <p className="text-default-500 mb-4">
@@ -16,11 +18,9 @@ export default function DemoPage() {
           </p>
         </Card.Content>
         <Card.Footer>
-          <Button onPress={() => navigate("/")}>
-            返回首页
-          </Button>
+          <Button onPress={() => navigate('/')}>返回首页</Button>
         </Card.Footer>
       </Card>
     </div>
-  );
-}
+  )
+}