message: DB migration create instructions
diff: @@ -53,6 +53,10 @@ To redo the last migration (i.e. down + up):
  Documentation on how to create migration scripts is available at https://salsita.github.io/node-pg-migrate/#/migrations
  +After you have completed running your new DB migration script create a pg_dump of the DB in the `config/structure.sql` file using:
  +
  +`yarn db:structure:dump`
  +
  ## Loading database seed data
  `yarn db:seed`
  