a fork of https://github.com/nhducit/gatsby-plugin-mdx and @reach/router's docs. adds prismjs to your mdx.
yarn add gatsby-plugin-mdx-prismjs
then
yarn add @mdx-js/mdx @mdx-js/loader loader-utils --dev
In your gatsby-config.js
plugins: ['gatsby-plugin-mdx-prismjs'],
Check mdx document for syntax and examples: https://github.com/mdx-js/mdx#mdx-syntax
Check examples
folder for working examples