code: public RenderBinary name(String attachmentName) {
          this.name = attachmentName;
          this.disposition = Disposition.of(S.notBlank(attachmentName));
          return this;
      }
docs: Set the attachment name.
  
  If the attachment name is not `null` and not empty, then it will set the disposition to
  attachment; otherwise it will set the disposition to inline
  
  @param attachmentName the attachment name
  @return this RenderBinary instance