feat(K): Phase K EU Compliance — AI Registry, DPIA, Incident Register, Retention Admin, Tests, Doku

- K-REG: GET /api/v1/compliance/ai-registry — lists all agents with ai_use_case_metadata
- K-DPIA: GET /api/v1/compliance/dpia-template — pre-filled DPIA template export
- K-INC: ComplianceIncident model, Migration 0133 (RLS), CRUD routes (admin-only)
- K-RET: GET/PATCH /api/v1/compliance/retention-policies — 5 policies editable
- K-COMP-TEST: 12/12 integration tests pass
- K-DOC: docs/compliance.md — Betriebsdoku
- Frontend: ComplianceTab.tsx in SettingsAI.tsx (new tab)
- 13 files created/modified

app/main.py

@@ -37,6 +37,7 @@ from app.routes import (  # noqa: E402
     attachments,
     audit,
     auth,
+    compliance,
     backups,
     bank_accounts,
     contact_folder_permissions,
@@ -567,6 +568,7 @@ def create_app() -> FastAPI:
     app.include_router(bank_accounts.router)
     app.include_router(audit.router)
     app.include_router(backups.router)
+    app.include_router(compliance.router)
     app.include_router(owner_transfer.router)
     app.include_router(custom_field_definitions.router)
     app.include_router(custom_fields.router)