Live Preview
One of the core problems with Gatsby and using Drupal as a backend is the editorial experience. Gatsby live preview helps solve the common site editor problem of allowing the editor to see the content before it is deployed on the live website.
The two videos below walk through setting up Gatsby Live Preview. The first covers using Gatsby Cloud Preview service (a paid service with a free trial option). The second video covers setting up Gatsby Live Preview on a locally running Gatsby Development server.