gatsby-config.js

/**
 * Configure your Gatsby site with this file.
 *
 * See: https://www.gatsbyjs.org/docs/gatsby-config/
 */

// only used for dev locally -- not on vercel
require("dotenv").config({
  path: ".env"
});

module.exports = {
  /* Your site config here */
  siteMetadata: require("./site-meta-data.json"),
  plugins: [
    {
      resolve: `gatsby-source-filesystem`,
      options: {
        name: `markdown-pages`,
        path: `${__dirname}/_data`
      }
    },
    {
      resolve: `gatsby-source-filesystem`,
      options: {
        name: `yaml-data`,
        path: `${__dirname}/_data`
      }
    },
    {
      resolve: `gatsby-transformer-remark`,
      options: {
        plugins: [
          {
            resolve: `gatsby-remark-prismjs`,
            options: {
              classPrefix: "language-",
              inlineCodeMarker: null,
              aliases: {},
              showLineNumbers: false,
              noInlineHighlight: false
            }
          },
          {
            resolve: "gatsby-remark-emojis"
          }
        ]
      }
    },
    {
      resolve: `gatsby-plugin-google-analytics`,
      options: {
        // The property ID; the tracking code won't be generated without it. replace with yours
        trackingId: "UA-164743872-1",
        head: true
      }
    },
    {
      resolve: `gatsby-plugin-manifest`,
      options: {
        name: `Data & Bio Lab, Mahidol University`,
        short_name: `DBL`,
        start_url: `/`,
        background_color: `#fff`,
        theme_color: `#381696`,
        display: `standalone`,
        icon: "src/images/icon.png"
      }
    },
    `gatsby-transformer-yaml`,
    `gatsby-plugin-sass`,
    `gatsby-plugin-react-helmet`,
    `gatsby-plugin-netlify-cms`,
    "gatsby-plugin-dark-mode",
    // siteURL is a must for sitemap generation
    `gatsby-plugin-sitemap`,
    `gatsby-plugin-offline`
  ]
};