gatsby-config.js

/**
 * Configure your Gatsby site with this file.
 *
 * See: https://www.gatsbyjs.com/docs/gatsby-config/
 */

module.exports = {
  /* Your site config here */
  plugins: [
    {
    resolve: `gatsby-plugin-gatsby-cloud`,
    options: {
      headers: {
	      "/about":[
		      "Basic-Auth: differentuser:differentpassword",
	      ]
      }, // option to add more headers. `Link` headers are transformed by the below criteria
      allPageHeaders: [], // option to add headers for all pages. `Link` headers are transformed by the below criteria
      mergeSecurityHeaders: true, // boolean to turn off the default security headers
      mergeLinkHeaders: true, // boolean to turn off the default gatsby js headers
      mergeCachingHeaders: true, // boolean to turn off the default caching headers
      transformHeaders: (headers, path) => headers, // optional transform for manipulating headers under each path (e.g.sorting), etc.
      generateMatchPathRewrites: true, // boolean to turn off automatic creation of redirect rules for client only paths
    },
  },
  ],
}