pub fn plan_list(
local: LocalPair,
before: Option<RemoteList>,
installed: &[InstalledReference],
desired: &[InstalledReference],
) -> Result<ListPlan>pub fn plan_list(
local: LocalPair,
before: Option<RemoteList>,
installed: &[InstalledReference],
desired: &[InstalledReference],
) -> Result<ListPlan>