- Added PMS summary column after each month's last day
- Merged header cell with rotated "Práce mimo směnu" label spanning
DEN through D8 rows (no internal borders, overflow hidden)
- PMS cells in person rows are editable (click/double-click)
- Right-click context menu works on PMS cells (value, color, comments)
- PMS values stored as negative month keys in person data
- Dynamic height adjustment when info rows toggled
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
