code: private void buildOperationTitle(MarkupDocBuilder markupDocBuilder, PathOperation operation) {
          buildOperationTitle(markupDocBuilder, operation.getTitle(), operation.getId());
          if (operation.getTitle().equals(operation.getOperation().getSummary())) {
              markupDocBuilder.block(operation.getMethod() + " " + operation.getPath(), MarkupBlockStyle.LITERAL);
          }
      }
docs: Adds the operation title to the document. If the operation has a summary, the title is the summary.
  Otherwise the title is the method of the operation and the URL of the operation.
  
  @param operation the Swagger Operation