Added miniflux role.
# See https://miniflux.app/docs/
LISTEN_ADDR={{miniflux_listen}}
DATABASE_URL=user=miniflux password={{miniflux_db_pass}} dbname=miniflux sslmode=disable
RUN_MIGRATIONS=1
CREATE_ADMIN=1
ADMIN_USERNAME=admin
ADMIN_PASSWORD={{miniflux_admin_pass}}