feat: 优化微信订阅消息体系并新增约课取消通知与开课前1小时提醒

Co-authored-by: Cursor <cursoragent@cursor.com>

packages/app/src/components/BookingConfirmPopup.vue

@@ -96,6 +96,11 @@
         </text>
       </view>
 
+      <!-- Subscribe note -->
+      <view class="subscribe-tip">
+        <text class="subscribe-tip-text">🔔 确认预约将同步订阅约课结果、课前1小时提醒与取消通知</text>
+      </view>
+
       <!-- Action buttons -->
       <view class="action-row">
         <view class="btn-outline" @tap="handleCancel">
@@ -210,6 +215,8 @@ function handleMaskTap() {
 .no-card-text { font-size: 24rpx; color: #8b817b; }
 .deduction-tip { padding: 18rpx 4rpx; }
 .deduction-text { font-size: 22rpx; color: #8b817b; line-height: 1.6; }
+.subscribe-tip { padding: 0 4rpx 14rpx; text-align: center; }
+.subscribe-tip-text { font-size: 21rpx; color: #7f8a7e; }
 .action-row { display: flex; gap: 20rpx; margin-top: 12rpx; }
 .btn-outline { flex: 1; height: 88rpx; border-radius: 999rpx; background: #f0eae4; display: flex; align-items: center; justify-content: center; }
 .btn-outline-text { font-size: 28rpx; color: #78675c; font-weight: 400; }