統帥授權執行於 192.168.0.188:5432/awoooi_prod via K8s pod exec：
- composite_score REAL
- complexity_tier VARCHAR(16) + CHECK ('low','medium','high','critical')
- decision_fusion_details JSONB
- ix_approval_composite_score (partial, WHERE composite_score IS NOT NULL)
- ix_approval_complexity_tier (partial, WHERE complexity_tier IS NOT NULL)
Pre-existing CI integration test 阻塞解，全部 25+ commits 應一次部署。
Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
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