Caching on gatsby cloud in gatsby-config.js

gatsby-config.js

{
      resolve: `gatsby-plugin-gatsby-cloud`, // `gatsby-plugin-gatsby-cloud`
      options: {
        allPageHeaders: [
          'Strict-Transport-Security: max-age=31536000; includeSubDomains; preload',
        ],
        headers: {
          '/*': ['Cache-Control: public, max-age=31536000, immutable'],
          'static/*': ['Cache-Control: public, max-age=31536000, immutable'],
        },
      },
    },