-sudo test -f /etc/nginx/x509.d/\"$site\"/key.pem &&
-sudo test -f ~wiki-$site/etc/ssh/id_rsa ||
-printf '%s\n' "$(tput rev)run before: remote/runit-configure nginx -- $site$(tput sgr0)" && exit 1
+hint="run before: remote/runit-configure nginx -- $site"
+assert "sudo test -f /etc/nginx/x509.d/\"$site\"/key.pem" hint
+assert "sudo test -f ~wiki-$site/etc/ssh/id_rsa" hint
"$tool"/local/apt-get-install ikiwiki \
libsearch-xapian-perl