Perfect! The December 2025 MBR deck has been successfully assembled.

**Result:** `/tmp/spb-deck-assembly-2025-12-claude-eu6muz2y/output/IS_MBR_2025-12.pptx`

The deck includes 6 slides with 52 figures, all sourced from scorecard.json and mbr.json:
1. **Title slide** — December 2025 Monthly Business Review
2. **Headline** — 3 bullets on the month's performance
3. **P&L vs budget** — 5-row table comparing actual, budget and variance
4. **KPI scorecard** — All 8 KPIs with actual, target and status
5. **Drivers** — 3 bullets on month line item variances
6. **Watch list** — 4 KPIs off target, with streak information

Co-Authored-By: Claude Haiku 4.5 <noreply@anthropic.com>