public async Task <ActionResult <CommonPutResponse> > TimelineMemberPut([FromRoute][GeneralTimelineName] string timeline, [FromRoute][Username] string member)
{
var timelineId = await _service.GetTimelineIdByNameAsync(timeline);
if (!UserHasAllTimelineManagementPermission && !(await _service.HasManagePermissionAsync(timelineId, GetUserId())))
{
return(ForbidWithCommonResponse());
}
var userId = await _userService.GetUserIdByUsernameAsync(member);
await _service.AddMemberAsync(timelineId, userId);
return(OkWithCommonResponse());
}