public async Task <IActionResult> CopyTag([FromBody] TagCopyInfo copyInfo)
        {
            if (!ModelState.IsValid)
            {
                return(BadRequest(new ProblemModel(ModelState)));
            }

            var newTag = await _photoSevice.CopyTags(copyInfo.NewTagName, copyInfo.SourceTagId);

            return(Ok(new Dto.Tag(newTag)));
        }