fix: use onShow lifecycle to refresh login state in member center

1. member.vue: added onShow to refresh login state when returning from login page

2. manifest.json: bump to v1.0.15

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-openagent)

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

zhiyin-app/src/manifest.json

@@ -1,8 +1,8 @@
 {
   "name": "宇之然AI磁场",
   "appid": "__UNI__DEV__",
-  "versionName": "1.0.13",
-  "versionCode": "113",
+  "versionName": "1.0.15",
+  "versionCode": "115",
   "description": "职引 - 宇之然AI磁场旗下AI模拟面试平台，提供AI面试官模拟练习、简历智能优化、大厂面经题库，助你轻松应对校招面试。",
   "h5": {
     "title": "职引 - AI模拟面试 | 宇之然AI磁场",

zhiyin-app/src/pages/member/member.vue

@@ -89,6 +89,7 @@
 
 <script setup>
 import { ref, onMounted, nextTick } from 'vue'
+import { onShow } from '@dcloudio/uni-app'
 import { api } from '../../config'
 import UQRCode from 'uqrcodejs'
 
@@ -112,13 +113,16 @@ const sprintFeatures = ref(['成长版全部权益', 'AI 语音分析（语气
 
 const token = () => uni.getStorageSync('token') || ''
 
-onMounted(async () => {
+const refreshState = async () => {
   // #ifdef MP-WEIXIN
   isMp.value = true
   // #endif
 
   const t = token()
-  if (!t) return
+  if (!t) {
+    isLoggedIn.value = false
+    return
+  }
   isLoggedIn.value = true
 
   try {
@@ -146,7 +150,10 @@ onMounted(async () => {
       }
     }
   } catch (e) { /* ignore */ }
-})
+}
+
+onMounted(() => { refreshState() })
+onShow(() => { refreshState() })
 
 const goLogin = () => uni.navigateTo({ url: '/pages/login/login' })
 
@@ -183,6 +190,7 @@ const startPay = async (selectedPlan) => {
         url: api('/payment/jsapi'), method: 'POST',
         data: { plan: planLabel },
         header: { 'Authorization': `Bearer ${t}`, 'Content-Type': 'application/json' },
+        timeout: 30000,
       })
       payLoading.value = false
 
@@ -203,6 +211,11 @@ const startPay = async (selectedPlan) => {
           },
           fail: (err) => { payError.value = '支付取消或失败'; uni.showToast({ title: '支付取消', icon: 'none' }) },
         })
+      } else if (!res.statusCode || res.statusCode === 0) {
+        payLoading.value = false
+        const errMsg = '网络连接失败，请检查网络后重试'
+        payError.value = errMsg
+        uni.showToast({ title: errMsg, icon: 'none' })
       } else {
         payLoading.value = false
         const errMsg = res.data?.message || '创建订单失败'
@@ -242,9 +255,14 @@ const startPay = async (selectedPlan) => {
         })
         // 轮询支付结果
         pollPayResult(res.data.outTradeNo, planLabel)
+      } else if (!res.statusCode || res.statusCode === 0) {
+        payLoading.value = false
+        const errMsg = '网络连接失败，请检查网络后重试'
+        payError.value = errMsg
+        uni.showToast({ title: errMsg, icon: 'none' })
       } else {
         payError.value = res.data?.message || '支付服务暂不可用'
-        uni.showToast({ title: '支付服务暂不可用', icon: 'none' })
+        uni.showToast({ title: res.data?.message || '支付服务暂不可用', icon: 'none' })
       }
     } catch (e) {
       payLoading.value = false