gatsby: A preload was found, but not used.

Hello Mates,

Lately our score went from 95 to 40-50 on Pagespeed, and it’s because of the warnings shown below;

A preload <link> was found for "https://wk.ntstage.com/static/d/140/path---index-6a9-0SUcWyAf8ecbYDsMhQkEfPzV8.json" but was not used by the browser. Check that you are using the `crossorigin` attribute properly.

A preload <link> was found for "https://wk.ntstage.com/component---src-pages-index-js-fb54d7fd4f09cb9a2b50.js" but was not used by the browser. Check that you are using the `crossorigin` attribute properly.

A preload <link> was found for "https://wk.ntstage.com/app-152e5ea376a8423b9ab1.js" but was not used by the browser. Check that you are using the `crossorigin` attribute properly.

A preload <link> was found for "https://wk.ntstage.com/styles-64bb372d61879437b6bc.js" but was not used by the browser. Check that you are using the `crossorigin` attribute properly.

A preload <link> was found for "https://wk.ntstage.com/1-4ab252d41bd342df663c.js" but was not used by the browser. Check that you are using the `crossorigin` attribute properly.

A preload <link> was found for "https://wk.ntstage.com/3-980b56f7aa10c90ec90a.js" but was not used by the browser. Check that you are using the `crossorigin` attribute properly.

A preload <link> was found for "https://wk.ntstage.com/2-b86faaa88c110034b733.js" but was not used by the browser. Check that you are using the `crossorigin` attribute properly.

A preload <link> was found for "https://wk.ntstage.com/webpack-runtime-df72743627be9e34f51f.js" but was not used by the browser. Check that you are using the `crossorigin` attribute properly.

I"m not sure if it’s a plugin conflict, or it has something to do with the gatsby-plugin-preload-link-crossorigin… Here’s my gatsby-config file:

// getting our environment variables
require("dotenv").config({
  path: `.env.${process.env.NODE_ENV}`,
})

module.exports = {
  siteMetadata: {
    title: `Wild Kiwi`,
    description: `We bring your dreams into reality`,
    author: `Pouya Ataei`,
    copyright: `Navigate Group Ltd`,
  },
  plugins: [
    "gatsby-plugin-preload-link-crossorigin",
    `gatsby-plugin-catch-links`,
    `gatsby-plugin-playground`,
    `gatsby-plugin-offline`,
    `gatsby-plugin-sass`,
    {
      resolve: `gatsby-plugin-modal-routing`,
      options: {
        // A selector to set react-modal's app root to, default is `#___gatsby`
        // See http://reactcommunity.org/react-modal/accessibility/#app-element
        appElement: "#___gatsby",

        // Object of props that will be passed to the react-modal container
        // See http://reactcommunity.org/react-modal/#usage
        modalProps: {},
      },
    },
    {
      resolve: `gatsby-source-contentful`,
      options: {
        spaceId: process.env.CONTENTFUL_SPACE_ID,
        accessToken: process.env.CONTENTFUL_ACCESS_TOKEN,
        downloadLocal: true,
      },
    },
    {
      resolve: `gatsby-plugin-nprogress`,
      options: {
        // Setting a color is optional.
        color: `#1abc9c`,
        // Disable the loading spinner.
        showSpinner: true,
      },
    },
    `gatsby-plugin-react-helmet`,
    {
      resolve: `gatsby-source-filesystem`,
      options: {
        name: `images`,
        path: `${__dirname}/src/images`,
      },
    },
    {
      resolve: "gatsby-plugin-web-font-loader",
      options: {
        custom: {
          families: [
            "Nunito-Regular",
            "Nunito-Black",
            "Nunito-SemiBold",
            "Nunito-Extrabold",
            "Nexa-Rust-2",
          ],
          urls: ["fonts.css"],
        },
      },
    },
    `gatsby-transformer-sharp`,
    `gatsby-plugin-sharp`,
    {
      options: {
        plugins: [
          {
            resolve: `gatsby-remark-images`,
            options: {
              // It's important to specify the maxWidth (in pixels) of
              // the content container as this plugin uses this as the
              // base for generating different widths of each image.
              maxWidth: 590,
            },
          },
        ],
      },
      resolve: `gatsby-transformer-remark`,
      resolve: `gatsby-plugin-manifest`,
      options: {
        name: `Wild Kiwi`,
        short_name: `WK`,
        start_url: `/`,
        background_color: `#f7f0eb`,
        theme_color: `#1abc9c`,
        display: `standalone`,
        icon: `src/images/wild_kiwi_favicon.svg`, // This path is relative to the root of the site.
      },
    },
    // this (optional) plugin enables Progressive Web App + Offline functionality
    // To learn more, visit: https://gatsby.dev/offline
    // `gatsby-plugin-offline`,
    {
      resolve: `gatsby-source-wordpress`,
      options: {
        /*
         * The base URL of the Wordpress site without the trailingslash and the protocol. This is required.
         * Example : 'gatsbyjsexamplewordpress.wordpress.com' or 'www.example-site.com'
         */
        baseUrl: `wildkiwi.com`,
        // The protocol. This can be http or https.
        protocol: `https`,
        // Indicates whether the site is hosted on wordpress.com.
        // If false, then the assumption is made that the site is self hosted.
        // If true, then the plugin will source its content on wordpress.com using the JSON REST API V2.
        // If your site is hosted on wordpress.org, then set this to false.
        hostingWPCOM: false,
        // If useACF is true, then the source plugin will try to import the Wordpress ACF Plugin contents.
        // This feature is untested for sites hosted on wordpress.com.
        // Defaults to true.
        useACF: true,
        // Set verboseOutput to true to display a verbose output on `npm run develop` or `npm run build`
        // It can help you debug specific API Endpoints problems.
        verboseOutput: true,
        // Set how many pages are retrieved per API request.
        perPage: 5,
        // Search and Replace Urls across WordPress content.
        searchAndReplaceContentUrls: {
          sourceUrl: "https://wildkiwi.com/",
          replacementUrl: "https://wildkiwi.com/",
        },
        // Set how many simultaneous requests are sent at once.
        concurrentRequests: 4,
        // Set WP REST API routes whitelists
        // and blacklists using glob patterns.
        // Defaults to whitelist the routes shown
        // in the example below.
        // See: https://github.com/isaacs/minimatch
        // Example:  `["/*/*/comments", "/yoast/**"]`
        // ` will either include or exclude routes ending in `comments` and
        // all routes that begin with `yoast` from fetch.
        // Whitelisted routes using glob patterns
        includedRoutes: [
          `**/categories`,
          `**/posts`,
          `**/taxonomies`,
          `**/users`,
          `**/media`,
          `/yoast/**`,
        ],
        // use a custom normalizer which is applied after the built-in ones.
        normalizer: function({ entities }) {
          return entities
        },
      },
    },
    {
      resolve: `gatsby-plugin-netlify-headers`,
      options: {
        headers: {}, // 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: false, // boolean to turn off the default gatsby js headers (disabled by default, until gzip is fixed for server push)
        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.
      },
    },
  ],
}

The project is live at this URL : https://wk.ntstage.com/ And here is the github repo : https://github.com/Polyhistor/WildKiwi

What are you thoughts guys? please illuminate me.

Cheers.