fix: readme auth guard

src/modules/user/README.md

@@ -81,4 +81,20 @@ const routes: Routes = [
       <ion-icon aria-hidden="true" name="person"></ion-icon>
       <ion-label>我的</ion-label>
 </ion-tab-button>
+```
+
+# 路由守卫 AuthGuard用法
+
+``` ts
+// 引用路由守卫
+import { authGuard } from 'src/modules/user/auth.guard';
+
+
+
+{
+        path: 'tab2',
+        // 此处增加路由守卫
+        canActivate:[authGuard],
+        loadChildren: () => import('../../modules/contact/contact-list/contact-list.module').then(mod => mod.ContactListPageModule)
+    },
 ```