next-sitemap.js

module.exports = {
  siteUrl: process.env.NEXT_PUBLIC_SITE_URL,
  changefreq: "monthly",
  priority: 0.7,
  sitemapSize: 5000,
  generateRobotsTxt: true,
  exclude: [],
  // Default transformation function
  transform: async (config, path) => {
    return {
      loc: path, // => this will be exported as http(s)://<config.siteUrl>/<path>
      changefreq: config.changefreq,
      priority: config.priority,
      lastmod: config.autoLastmod ? new Date().toISOString() : undefined,
      alternateRefs: config.alternateRefs ?? [],
    };
  },
  additionalPaths: async (config) => [],
  robotsTxtOptions: {
    policies: [
      {
        userAgent: "*",
        allow: "/",
      },
    ],
  },
};