Mailgo in GatsbyJS
There is an official Gatsby plugin for mailgo: https://www.gatsbyjs.com/plugins/gatsby-plugin-mailgo/
You can see an example of the usage of the Gatsby plugin in the repository gatsby-mailgo-example: https://github.com/manzinello/gatsby-mailgo-example.
You can also visit directly https://gatsby-mailgo-example.mailgo.dev, a Gatsby website using gatsby-default-starter and the gatsby-plugin-mailgo.