Invoke Skill Anomalies Investigate

curl https://api.dev.arch.ie/api/v1/skills/anomalies.investigate/invoke \
  -X POST \
  -H "Authorization: Bearer sk_..." \
  -H "Content-Type: application/json" \
  -d '{
       "client_id": "00000000-0000-0000-0000-000000000000",
       "investigation_scope": {},
       "benford_test": false,
       "round_number_test": false,
       "duplicate_test": false,
       "vendor_abr_check": false,
       "threshold_override": {},
       "jurisdiction": null,
       "alert_level": "conservative"
     }'