.arcconfig

hgweb: forward archivelist() of hgweb to webutil

self.configlist() is ui.configlist(untrusted=True), and url=None in templater
effectively means 'url' is undefined.

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