pub fn add(
root: &Path,
update: bool,
confirmed: bool,
state_dir: &Path,
) -> CommandResultExpand description
speccoder preset add: installs (or, when update, replaces) the
bundled preset in the Spec Kit project at root with specify preset add --dev <dir> --priority 10 — run only when confirmed; otherwise
the command and what it writes come back for a person to confirm.