gatsby-config.js

const config = require('./config')
const theme = require('./src/styles/Theme')
require('dotenv').config()

module.exports = {
  siteMetadata: {
    title: config.siteTitle,
    description: config.siteDescription,
    author: config.author,
    siteUrl: process.env.GATSBY_SITE_URL || config.siteUrl,
    image: config.siteImage,
  },
  plugins: [
    `gatsby-plugin-eslint`,
    `gatsby-plugin-offline`,
    `gatsby-plugin-react-helmet`,
    `gatsby-plugin-robots-txt`,
    `gatsby-plugin-sass`,
    `gatsby-plugin-sharp`,
    `gatsby-plugin-sitemap`,
    `gatsby-plugin-styled-components`,
    `gatsby-transformer-sharp`,
    // {
    //   resolve: `gatsby-plugin-gtag`,
    //   options: {
    //     trackingId: `UA-XXXXXXXX-X`,
    //     head: false,
    //     anonymize: true,
    //   },
    // },
    {
      resolve: `gatsby-plugin-manifest`,
      options: {
        name: config.siteTitle,
        short_name: config.siteShortTitle,
        start_url: `/`,
        background_color: theme.colors.background,
        theme_color: theme.colors.primary,
        display: `minimal-ui`,
        icon: config.siteIcon, // This path is relative to the root of the site.
      },
    },
    {
      resolve: `gatsby-plugin-mdx`,
      options: {
        extensions: [`.mdx`, `.md`],
        gatsbyRemarkPlugins: [
          {
            resolve: `gatsby-remark-images`,
            options: {
              maxWidth: 1000,
              quality: 80,
            },
          },
        ],
      },
    },
    {
      resolve: `gatsby-source-filesystem`,
      options: {
        path: `${__dirname}/content`,
        name: `content`,
      },
    },
  ],
}