- save() wrote the registry with open('w'), so a failed dump truncated
the file and the next load reset every entry. Write to a sibling temp
file and os.replace into place.
- workflow update no longer claims all workflows are up to date when
some targets were skipped; it reports checked-only status with a
skipped count.
Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>