$ mkdir /tmp/run && cp -r packs house /tmp/run/
$ sed -i 's/field it came from, delete it\./field it came from, flag it./' /tmp/run/packs/variance-bridge/_shared/source-trace/SKILL.md
$ python3 tools/sync_house.py --check --root /tmp/run
lag: packs/close-reconciliation pins interstationary/1.0.0; house is at 2.0.0, 1 MAJOR behind, inside the lag window until the sunset date the central team sets
packs/forecast-planning: _shared/driver-model is pack-local (not in house.lock); left alone
lag: packs/forecast-planning pins interstationary/1.0.0; house is at 2.0.0, 1 MAJOR behind, inside the lag window until the sunset date the central team sets
drift: packs/variance-bridge/_shared/source-trace: differs SKILL.md
house skills: drift found; run make sync (or --adopt for a pack whose lock is missing)
exit 1
