分享码日志新增 model 字段，记录操作的设备的型号 X8/X9

internal/model/share_code.go

@@ -2,11 +2,21 @@ package model
 
 import "time"
 
+const (
+	ShareDeviceModelX9 = "Luxsin-X9"
+	ShareDeviceModelX8 = "Luxsin-X8"
+)
+
+func IsValidShareDeviceModel(model string) bool {
+	return model == ShareDeviceModelX9 || model == ShareDeviceModelX8
+}
+
 type ShareCodeLog struct {
 	ID        int
 	MacAddr   string
 	ShareCode string
 	Action    string // export | import
+	Model     string
 	IpAddr    string
 	EqData    []byte
 	ExpireAt  *time.Time