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* refactor webhook *NewPost * remove empty values * always show errs.Message * remove utils.IsValidSlackChannel * move IsValidSlackChannel to services/webhook package * binding: handle empty Message case * make IsValidSlackChannel more strict
* refactor webhook *NewPost * remove empty values * always show errs.Message * remove utils.IsValidSlackChannel * move IsValidSlackChannel to services/webhook package * binding: handle empty Message case * make IsValidSlackChannel more strict