[
{ type: upgrade
  maximum_version: "0.9"
  message: <<EOM
  To upgrade from 0.8.x to 0.9.0, please refer to the upgrade instructions at:

    https://garagehq.deuxfleurs.fr/documentation/working-documents/migration-09/
EOM
}
{ type: install
  message: <<EOM
  To get started, refer to the documentation at:

    %%DOCSDIR%%/book/src/quick_start/index.md
EOM
}
]