feat: realistic face avatar + voice input + ASR endpoint

backend/src/modules/payment/payment.controller.ts

@@ -168,6 +168,8 @@ export class PaymentController {
         order.wxTransactionId = wxTransactionId
         order.description = `${decrypted.trade_type || ''} 支付成功`
         await order.save()
+      } else {
+        return { code: 'SUCCESS', message: '已处理' }
       }
 
       if (order.type === 'membership') {
@@ -260,6 +262,15 @@ export class PaymentController {
       return { success: true, plan: order.plan }
     }
 
+    // For product orders, check if already activated via callback
+    const user = await this.userModel.findById(userId).exec()
+    if (user && order.type === 'interview' && (user.interviewCredits || 0) > 0) {
+      return { success: true, type: order.type, alreadyActivated: true }
+    }
+    if (user && order.type === 'optimize' && (user.resumeOptimizeCredits || 0) > 0) {
+      return { success: true, type: order.type, alreadyActivated: true }
+    }
+
     await this.activateProduct(order)
     return { success: true, type: order.type }
   }