gatsby-config.js

module.exports = {
  plugins: [
    {
      resolve: 'gatsby-plugin-mdx',
      options: {
        extensions: ['.mdx', '.md']
      }
    },
    {
      resolve: 'gatsby-source-filesystem',
      options: {
        path: `${__dirname}/content/`,
        name: 'examples',
      },
    },
    'gatsby-plugin-react-helmet',
    'gatsby-plugin-styled-components',
    {
      resolve: 'gatsby-plugin-nprogress',
      options: {
        color: '#f5ce46',
        showSpinner: false,
        },
      },
    {
      resolve: 'gatsby-plugin-google-analytics',
      options: {
        trackingId: process.env.GOOGLE_ANALYTICS,
        head: true,
      },
    },
    `gatsby-plugin-sharp`,
    `gatsby-transformer-sharp`,
    'gatsby-plugin-netlify'
  ],
}