refactor(App.vue): 清理无用代码并添加早期返回

移除未使用的导入和计算属性，添加早期返回优化onMounted逻辑

@@ -16,8 +16,8 @@
 </template>
 
 <script setup>
-import { mainStore, useTitle } from "@/utils/generatePackage";
-import { computed, ref, watchEffect, onMounted, onUnmounted } from "vue";
+import { mainStore } from "@/utils/generatePackage";
+import { computed, ref, onMounted, onUnmounted } from "vue";
 import { useRouter } from "vue-router";
 // import { Toast } from "vant";
 // 会根据配置判断是否显示调试控件
@@ -38,7 +38,6 @@ import { useAuthRedirect } from '@/composables';
 
 // 使用 include + pinia 状态管理动态缓存页面
 const store = mainStore();
-const keepPages = computed(() => store.getKeepPages);
 // 表单配置和授权判断完成前，先只显示加载态，避免用户先看到表单又被授权回跳打断
 const app_bootstrap_ready = ref(false);
 
@@ -63,8 +62,6 @@ const $router = useRouter();
 //   className: 'zIndex'
 // });
 
-// web端判断
-const is_pc = computed(() => wxInfo().isPC);
 // 微信端判断
 const is_wx = computed(() => wxInfo().isWeiXin);
 // iframe模式判断
@@ -145,6 +142,7 @@ onMounted(async () => {
           data_id
         }
       });
+      return;
     }
     // 没有授权判断
     let open_auth = form_setting.wxzq_enable && !form_setting.x_field_weixin_openid;