docs: function wrapWithLayout(page, drizzleData) {
    const layout = page.data.layout || drizzleData.options.layouts.page;
    // TODO Add test to see if _any_ extends is extant. Multiple extends
    // for ANY reason will cause handlebars-layouts to asplode.
    const alreadyWrapped = new RegExp(
      `{{\\s*#extend\\s*['"]${layout}['"].*}}`
    ).test(page.contents);
    const wrapped = alreadyWrapped
      ? page.contents
      : `  {{#extend '${layout}' }}
      {{#content 'main'}}${page.contents}{{/content}}
    {{/extend}}`;
    return wrapped;
  }