Accuracy overhaul: pitcher resolution logging, baseline recalibration, vig fix, XGBoost blend

Fix Model HR% blank: name format mismatch + column renames

Batch 12.5D: XGBoost shadow model + evaluation pipeline + lineup_slot JOIN fix

Batch 12A-12G: Player Analysis Suite — batter shape taxonomy, trend model, archetype classifier, pitcher contact-shape enrichment

Phase A-I audit: park factors, platoon adj, pitch sequencing, simulation overhaul

Update models/batter_baseline.py

Update models/batter_baseline.py

Create batter_baseline.py