feat: 新增多密码验证支持及架构文档

refactor: 重构用户模型和密码验证逻辑
feat(epay): 添加支付类型支持
docs: 添加安装和配置指南文档
fix: 修复优惠券过期检查逻辑
perf: 优化设备解绑缓存清理流程
test: 添加密码验证测试用例
chore: 更新依赖版本

internal/logic/public/order/closeOrderLogic.go

@@ -61,7 +61,18 @@ func (l *CloseOrderLogic) CloseOrder(req *types.CloseOrderRequest) error {
 			)
 			return err
 		}
-		// All orders now have associated users, no special handling needed for guest orders
+		// If User ID is 0, it means that the order is a guest order and does not need to be refunded, the order can be deleted directly
+		if orderInfo.UserId == 0 {
+			err = tx.Model(&order.Order{}).Where("order_no = ?", req.OrderNo).Delete(&order.Order{}).Error
+			if err != nil {
+				l.Errorw("[CloseOrder] Delete order failed",
+					logger.Field("error", err.Error()),
+					logger.Field("orderNo", req.OrderNo),
+				)
+				return err
+			}
+			return nil
+		}
 		// refund deduction amount to user deduction balance
 		if orderInfo.GiftAmount > 0 {
 			userInfo, err := l.svcCtx.UserModel.FindOne(l.ctx, orderInfo.UserId)

internal/logic/public/order/getDiscount.go

@@ -3,7 +3,7 @@ package order
 import "github.com/perfect-panel/server/internal/types"
 
 func getDiscount(discounts []types.SubscribeDiscount, inputMonths int64) float64 {
-	var finalDiscount float64 = 1.0
+	var finalDiscount int64 = 100
 
 	for _, discount := range discounts {
 		if inputMonths >= discount.Quantity && discount.Discount < finalDiscount {
@@ -11,5 +11,5 @@ func getDiscount(discounts []types.SubscribeDiscount, inputMonths int64) float64
 		}
 	}
 
-	return finalDiscount
+	return float64(finalDiscount) / float64(100)
 }