.arcconfig

delta-find: gather the condition to blindly use a full snapshot together

We are about to make the `if` body bigger, so having only one of them is simpler/

{
    "conduit_uri": "https://phab.mercurial-scm.org/api",
    "phabricator.uri": "https://phab.mercurial-scm.org/",
    "repository.callsign": "HG",
    "arc.land.onto.default": "@",
    "base": "hg:.^"
}