Changed from dynamic channel form_approve:{claim_id} to fixed channel:
- Channel: clientright:webform:approve
- Simpler n8n subscription (no need for dynamic channel name)
- All form approvals go to the same channel
Files:
- backend/app/api/claims.py
- frontend/src/components/form/StepClaimConfirmation.tsx
- docs/REDIS_FORM_APPROVE.md