gatsby-config.js

const {
  NODE_ENV,
  URL: NETLIFY_SITE_URL = 'https://naomiperez.netlify.app/',
  DEPLOY_PRIME_URL: NETLIFY_DEPLOY_URL = NETLIFY_SITE_URL,
  CONTEXT: NETLIFY_ENV = NODE_ENV,
} = process.env;
const isNetlifyProduction = NETLIFY_ENV === 'production';
const siteUrl = isNetlifyProduction ? NETLIFY_SITE_URL : NETLIFY_DEPLOY_URL;

module.exports = {
  siteMetadata: {
    title: 'Naomi Perez',
    author: {
      name: 'Naomi Perez',
    },
    description: "Naomi Perez's Software Development Online Portfolio.",
    url: 'https://naomiperez.netlify.app/',
    siteUrl: 'https://naomiperez.netlify.app/',
    // image: "/images/snape.jpg", // Path to your image you placed in the 'static' folder
    githubUsername: 'naomiperez',
    titleTemplate: '%s | Naomi Perez',
    keywords: 'Naomi, Perez, Naomi Perez, Naomi Portfolio, Naomi Perez Portfolio, Naomi Perez website'
  },
  plugins: [
    'gatsby-plugin-robots-txt',
    `gatsby-plugin-netlify`,
    `gatsby-plugin-sass`,
    `gatsby-plugin-react-helmet`,
    `gatsby-transformer-sharp`,
    `gatsby-plugin-sharp`,
    `gatsby-plugin-image`,
    `gatsby-plugin-sitemap`,
    `gatsby-plugin-offline`,
    {
      resolve: `gatsby-source-filesystem`,
      options: {
        name: `images`,
        path: `${__dirname}/src/images/`,
      },
    },
    {
      resolve: `gatsby-source-filesystem`,
      options: {
        name: `pages`,
        path: `${__dirname}/src/pages/`,
      },
    },
    {
      resolve: `gatsby-source-filesystem`,
      options: {
        name: `blog`,
        path: `${__dirname}/src/blog/`,
      },
    },
    {
      resolve: `gatsby-source-filesystem`,
      options: {
        name: `blog-images`,
        path: `${__dirname}/src/blog/images`,
      },
    },
    `gatsby-transformer-remark`,
    {
      resolve: `gatsby-transformer-remark`,
      options: {
        plugins: [
          {
            resolve: `gatsby-remark-images`,
            options: {
              maxWidth: 800,
            },
          },
        ],
      },
    },
    {
      resolve: `gatsby-plugin-google-analytics`,
      options: {
        // The property ID; the tracking code won't be generated without it
        trackingId: 'UA-203105528-1',
        // Defines where to place the tracking script - `true` in the head and `false` in the body
        head: false,
        // Setting this parameter is optional
        anonymize: true,
        // Setting this parameter is also optional
        respectDNT: true,
        // Delays sending pageview hits on route update (in milliseconds)
        pageTransitionDelay: 0,
        // Defers execution of google analytics script after page load
        defer: false,
      },
      resolve: 'gatsby-plugin-robots-txt',
      options: {
        resolveEnv: () => NETLIFY_ENV,
        env: {
          production: {
            policy: [{ userAgent: '*' }],
          },
          'branch-deploy': {
            policy: [{ userAgent: '*', disallow: ['/'] }],
            sitemap: null,
            host: null,
          },
          'deploy-preview': {
            policy: [{ userAgent: '*', disallow: ['/'] }],
            sitemap: null,
            host: null,
          },
        },
      },
    },
  ],
};