feat: 虚拟支付完整链路——vpay服务模块(双签名/充值下单/回调到账/退款) + 充值页 + 我的入口 + session_key存储

client/src/pages/profile/profile.vue

@@ -87,6 +87,16 @@
       </view>
     </view>
 
+    <!-- 星尘充值入口 -->
+    <view class="vpay-entry" @click="goRecharge">
+      <view class="ve-icon">✨</view>
+      <view class="ve-info">
+        <text class="ve-title">充值星尘</text>
+        <text class="ve-desc">AI问答 · 会员订阅</text>
+      </view>
+      <text class="ve-arrow">→</text>
+    </view>
+
     <!-- 菜单列表 -->
     <view class="menu-section">
       <view class="menu-item" @click="goFavorites">
@@ -261,6 +271,7 @@ async function handleLogout() {
 
 function goLogin() { uni.navigateTo({ url: '/pages/login/login' }) }
 
+function goRecharge() { uni.navigateTo({ url: '/pages/vpay/recharge' }) }
 function goChat() { uni.switchTab({ url: '/pages/chat/chat' }) }
 function goFavorites() { uni.navigateTo({ url: '/pages/favorites/favorites' }) }
 function goProgress() { uni.navigateTo({ url: '/pages/progress/progress' }) }
@@ -624,3 +635,17 @@ onShareTimeline(() => ({
   padding: 8px 0 20px;
 }
 </style>
+
+<style scoped>
+.vpay-entry {
+  display: flex; align-items: center; gap: 12px;
+  background: linear-gradient(135deg, rgba(91,95,248,.1), rgba(139,92,246,.06));
+  border: 1.5px solid var(--glass-hover-border);
+  border-radius: var(--radius-lg); padding: 14px 16px; margin-bottom: 12px;
+}
+.ve-icon { font-size: 22px; }
+.ve-info { flex: 1; }
+.ve-title { font-size: 14px; font-weight: 700; color: var(--text-primary); display: block; }
+.ve-desc { font-size: 11px; color: var(--text-tertiary); }
+.ve-arrow { font-size: 14px; color: var(--text-muted); }
+</style>