gatsby-config.js

require('dotenv').config({
  path: `.env.${process.env.NODE_ENV}`,
});

const googleAnalyticsId = `UA-XXXXX`

module.exports = {
  siteMetadata: {
    siteUrl: `https://learn-gatsby-mapbox.now.sh/`,
    title: `Following the Banished Immortal`,
    subheader: `Li Bai's Wanderings Through China`,
    description: `An interactive map tracking Li Bai's travel throughout China, an accompaniment to Ha Jin's book The Banished Immortal`,
    author: `Kohzy`,
    googleAnalyticsId,
    mapboxToken: process.env.GATSBY_MAPBOX_API_TOKEN,
  },
  plugins: [
    `gatsby-plugin-react-helmet`,
    `gatsby-transformer-sharp`,
    `gatsby-plugin-sharp`,
    {
      resolve: `gatsby-plugin-styled-components`,
      options: {
        displayName: process.env.NODE_ENV !== `production`,
        fileName: false,
      },
    },
    {
      resolve: `gatsby-plugin-typography`,
      options: {
        pathToConfigModule: `./config/typography.js`,
      },
    },
    `gatsby-plugin-catch-links`,
    `gatsby-plugin-sitemap`,
    {
      resolve: `gatsby-plugin-google-analytics`,
      options: {
        trackingId: googleAnalyticsId,
        anonymize: true,
      },
    },
    // {
    //   resolve: `gatsby-plugin-manifest`,
    //   options: {
    //     name: `gatsby-starter-default`,
    //     short_name: `starter`,
    //     start_url: `/`,
    //     background_color: `#663399`,
    //     theme_color: `#663399`,
    //     display: `minimal-ui`,
    //     // icon: `src/images/gatsby-icon.png`, // 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`,
  ],
}