title: Connect Gatsby with Postgres
body: <p>I would like to pull data from Postgres to Gatsby using graphql. I have written node.js server, but i cannot find way to use it in gatsby.
  (<a href="https://github.com/gstuczynski/graphql-postgres-test" rel="nofollow noreferrer">https://github.com/gstuczynski/graphql-postgres-test</a>)
  Have you any ideas?</p>