view .arcconfig @ 39919:0428feb1f0d7

rebase: explicitly track collapses as fold

A collapse is a large fold. It is now explicitly tracked (at the cleanupnodes
API level).

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