uuid generator supports generating more than 1 uuid in one time

pkg/uuid/uuid_container.go

@@ -31,3 +31,8 @@ func InitializeUuidGenerator(config *settings.Config) error {
 func (u *UuidContainer) GenerateUuid(uuidType UuidType) int64 {
 	return u.Current.GenerateUuid(uuidType)
 }
+
+// GenerateUuids returns new uuids by the current uuid generator
+func (u *UuidContainer) GenerateUuids(uuidType UuidType, count uint8) []int64 {
+	return u.Current.GenerateUuids(uuidType, count)
+}