feat(profile): 实现用户个人中心页面及头像上传功能

添加用户个人中心页面，包含基本信息展示和头像上传功能。主要修改包括：
1. 新增 UserProfileView 页面组件
2. 扩展用户信息接口和类型定义
3. 添加文件上传和头像更新API
4. 配置Vite代理以支持文件服务
5. 添加相关依赖(spark-md5, json-bigint)

src/router/index.ts

@@ -4,6 +4,7 @@ import AboutView from "../views/AboutView.vue";
 import ACCESS_ENUM from "../access/accessEnum";
 import UserLoginView from "../views/user/UserLoginView.vue";
 import UserRegisterView from "../views/user/UserRegisterView.vue";
+import UserProfileView from "../views/user/UserProfileView.vue";
 import AiChatView from "../views/ai/AiChatView.vue";
 /**
  * 路由配置
@@ -45,4 +46,10 @@ export const routes: Array<RouteRecordRaw> = [
     component: UserRegisterView,
     meta: { hideInMenu: true, access: ACCESS_ENUM.NOT_LOGIN },
   },
+  {
+    path: "/user/profile",
+    name: "UserProfileView",
+    component: UserProfileView,
+    meta: { hideInMenu: true, access: ACCESS_ENUM.USER },
+  },
 ];