Implements comprehensive Data Protection Impact Assessment tooling: - 5-section wizard following Art. 35 DSGVO structure - Interactive risk matrix with likelihood/impact scoring - Mitigation management linked to risks - DPO approval workflow (draft → in_review → approved/rejected) - UCCA integration for auto-triggering DSFA from assessments - Full TypeScript types and API client with 42 test cases Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>