$ python3 packs/variance-bridge/skills/budget-vs-actual/scripts/bva.py --input data/interstationary/pnl_fy2025.csv --output /tmp/run/output/bva.json --period 2025-13
error: period 2025-13 is not in the file, which runs from 2025-01 to 2025-12
exit 2
