feat: add new interfaces, services, and utilities for API integration

refactor: reorganize type definitions and improve type safety

build: add lodash and @types/lodash as dependencies

chore: update tsconfig and vite config for path aliases

style: improve code organization and add documentation comments

fix: correct type usage in LanguageSwitcher component

perf: implement snackbar provider for global notifications

test: add new test interfaces and utility functions

ci: update pnpm-lock.yaml with new dependencies

src/services/user_service.ts

@@ -0,0 +1,74 @@
+import api from './api';
+import request, { post } from '@/utils/request';
+
+// 用户相关API服务
+const userService = {
+  // 用户登录
+  login: (data: { email: string; password: string }) => {
+    return post(api.login, data);
+  },
+
+  // 用户登出
+  logout: () => {
+    return request.get(api.logout);
+  },
+
+  // 用户注册
+  register: (data: { email: string; password: string; username?: string }) => {
+    return post(api.register, data);
+  },
+
+  // 获取用户信息
+  getUserInfo: () => {
+    return request.get(api.user_info);
+  },
+
+  // 更新用户设置
+  updateSetting: (data: any) => {
+    return post(api.setting, data);
+  },
+
+  // 获取租户信息
+  getTenantInfo: () => {
+    return request.get(api.tenant_info);
+  },
+
+  // 设置租户信息
+  setTenantInfo: (data: any) => {
+    return post(api.set_tenant_info, data);
+  },
+
+  // 获取登录渠道
+  getLoginChannels: () => {
+    return request.get(api.login_channels);
+  },
+
+  // 通过渠道登录
+  loginWithChannel: (channel: string) => {
+    window.location.href = api.login_channel(channel);
+  },
+
+  // 租户用户管理
+  listTenantUser: (tenantId: string) => {
+    return request.get(api.listTenantUser(tenantId));
+  },
+
+  addTenantUser: (tenantId: string, email: string) => {
+    return post(api.addTenantUser(tenantId), { email });
+  },
+
+  deleteTenantUser: ({ tenantId, userId }: { tenantId: string; userId: string }) => {
+    return request.delete(api.deleteTenantUser(tenantId, userId));
+  },
+
+  // 租户管理
+  listTenant: () => {
+    return request.get(api.listTenant);
+  },
+
+  agreeTenant: (tenantId: string) => {
+    return request.put(api.agreeTenant(tenantId));
+  },
+};
+
+export default userService;