feat: 去掉导航栏、首页轮播全屏占屏1/3、场馆切换移至公告活动下方

- pages.json 全局设置 navigationStyle: custom 移除原生导航栏
- App.vue 全局 page 添加状态栏安全区 padding-top
- 综合场馆/冰场馆首页轮播图改为全屏模式(无圆角无边距、去除标题)
- 轮播图高度改为 33.33vh 占屏幕三分之一
- VenueSwitchHeader 从轮播图上方移至公告活动板块下方
- 合并 tabBar 页面路由、清理废弃组件 VenueTabBar

miniprogram/src/pages/comprehensive/mall/index.vue

@@ -60,7 +60,6 @@
 
 <script setup>
 import { onMounted, ref } from 'vue'
-import { onPullDownRefresh } from '@dcloudio/uni-app'
 import { membershipApi } from '@/modules/comprehensive/api/membership'
 import { storedValueApi } from '@/modules/comprehensive/api/storedValue'
 import { useComprehensiveSessionStore } from '@/modules/comprehensive/stores/session'
@@ -76,10 +75,6 @@ onMounted(async () => {
   await loadPage()
 })
 
-onPullDownRefresh(() => {
-  loadPage().finally(() => uni.stopPullDownRefresh())
-})
-
 const loadPage = async () => {
   isLoading.value = true
   try {
@@ -128,6 +123,8 @@ const buyCard = async (card) => {
     submittingId.value = ''
   }
 }
+
+defineExpose({ refresh: loadPage })
 </script>
 
 <style lang="scss" scoped>