gatsby-remark-embed-figma

npm install gatsby-remark-embed-figma
// Requires gatsby-transformer-remark
npm install gatsby-transformer-remark

Add to your gatsby-config.js

{
      resolve: 'gatsby-transformer-remark',
      options: {
        plugins: [
          "gatsby-remark-embed-figma",
      }
}

Add your nice url inside backticks

https://www.figma.com/file/FpKGFJhA3XsT0GNMVzA0Ywww/Raeon

and boom you get an embed