7adf3184

Author: Michael Lynch <git@mtlynch.io>

Committer: Michael Lynch <mtlynch@noreply.codeberg.org>

Configure NixCI default branch selector (#98)

Use the :default selector required by NixCI for deployments from the
repository's configured default branch.

Reviewed-on: https://codeberg.org/mtlynch/grosiree/pulls/98