# Production Readiness Todos - 110% Complete ## Overview This document lists all todos required to achieve 110% production readiness for the ISO-20022 Combo Flow system. Each todo is categorized by priority and area of concern. **Total Todos**: 127 items across 12 categories --- ## 🔴 P0 - Critical Security & Infrastructure (22 todos) ### Security Hardening - [ ] **SEC-001**: Implement rate limiting on all API endpoints (express-rate-limit) - [ ] **SEC-002**: Add request size limits and body parsing limits - [ ] **SEC-003**: Implement API key authentication for orchestrator service - [ ] **SEC-004**: Add input validation and sanitization (zod/joi) - [ ] **SEC-005**: Implement CSRF protection for Next.js API routes - [ ] **SEC-006**: Add Helmet.js security headers to orchestrator - [ ] **SEC-007**: Implement SQL injection prevention (parameterized queries) - [ ] **SEC-008**: Add request ID tracking for all requests - [ ] **SEC-009**: Implement secrets management (Azure Key Vault / AWS Secrets Manager) - [ ] **SEC-010**: Add HSM integration for cryptographic operations - [ ] **SEC-011**: Implement certificate pinning for external API calls - [ ] **SEC-012**: Add IP whitelisting for admin endpoints - [ ] **SEC-013**: Implement audit logging for all sensitive operations - [ ] **SEC-014**: Add session management and timeout handling - [ ] **SEC-015**: Implement password policy enforcement (if applicable) - [ ] **SEC-016**: Add file upload validation and virus scanning - [ ] **SEC-017**: Implement OWASP Top 10 mitigation checklist - [ ] **SEC-018**: Add penetration testing and security audit - [ ] **SEC-019**: Implement dependency vulnerability scanning (Snyk/Dependabot) - [ ] **SEC-020**: Add security headers validation (Security.txt) ### Infrastructure - [ ] **INFRA-001**: Replace in-memory database with PostgreSQL/MongoDB - [ ] **INFRA-002**: Set up database connection pooling and migrations --- ## 🟠 P1 - Database & Persistence (15 todos) ### Database Setup - [ ] **DB-001**: Design and implement database schema for plans table - [ ] **DB-002**: Design and implement database schema for executions table - [ ] **DB-003**: Design and implement database schema for receipts table - [ ] **DB-004**: Design and implement database schema for audit_logs table - [ ] **DB-005**: Design and implement database schema for users/identities table - [ ] **DB-006**: Design and implement database schema for compliance_status table - [ ] **DB-007**: Implement database migrations (TypeORM/Prisma/Knex) - [ ] **DB-008**: Add database indexes for performance optimization - [ ] **DB-009**: Implement database connection retry logic - [ ] **DB-010**: Add database transaction management for 2PC operations - [ ] **DB-011**: Implement database backup strategy (automated daily backups) - [ ] **DB-012**: Add database replication for high availability - [ ] **DB-013**: Implement database monitoring and alerting - [ ] **DB-014**: Add data retention policies and archival - [ ] **DB-015**: Implement database encryption at rest --- ## 🟡 P1 - Configuration & Environment (12 todos) ### Configuration Management - [ ] **CONFIG-001**: Create comprehensive .env.example files for all services - [ ] **CONFIG-002**: Implement environment variable validation on startup - [ ] **CONFIG-003**: Add configuration schema validation (zod/joi) - [ ] **CONFIG-004**: Implement feature flags system with LaunchDarkly integration - [ ] **CONFIG-005**: Add configuration hot-reload capability - [ ] **CONFIG-006**: Create environment-specific configuration files - [ ] **CONFIG-007**: Implement secrets rotation mechanism - [ ] **CONFIG-008**: Add configuration documentation and schema - [ ] **CONFIG-009**: Implement configuration versioning - [ ] **CONFIG-010**: Add configuration validation tests - [ ] **CONFIG-011**: Create configuration management dashboard - [ ] **CONFIG-012**: Implement configuration audit logging --- ## 🟢 P1 - Monitoring & Observability (18 todos) ### Logging - [ ] **LOG-001**: Implement structured logging (Winston/Pino) - [ ] **LOG-002**: Add log aggregation (ELK Stack / Datadog / Splunk) - [ ] **LOG-003**: Implement log retention policies - [ ] **LOG-004**: Add log level configuration per environment - [ ] **LOG-005**: Implement PII masking in logs - [ ] **LOG-006**: Add correlation IDs for request tracing - [ ] **LOG-007**: Implement log rotation and archival ### Metrics & Monitoring - [ ] **METRICS-001**: Add Prometheus metrics endpoint - [ ] **METRICS-002**: Implement custom business metrics (plan creation rate, execution success rate) - [ ] **METRICS-003**: Add Grafana dashboards for key metrics - [ ] **METRICS-004**: Implement health check endpoints (/health, /ready, /live) - [ ] **METRICS-005**: Add uptime monitoring and alerting - [ ] **METRICS-006**: Implement performance metrics (latency, throughput) - [ ] **METRICS-007**: Add error rate tracking and alerting - [ ] **METRICS-008**: Implement resource usage monitoring (CPU, memory, disk) ### Alerting - [ ] **ALERT-001**: Set up alerting rules (PagerDuty / Opsgenie) - [ ] **ALERT-002**: Configure alert thresholds and escalation policies - [ ] **ALERT-003**: Implement alert fatigue prevention --- ## 🔵 P1 - Performance & Optimization (10 todos) ### Performance - [ ] **PERF-001**: Implement Redis caching for frequently accessed data - [ ] **PERF-002**: Add database query optimization and indexing - [ ] **PERF-003**: Implement API response caching (Redis) - [ ] **PERF-004**: Add CDN configuration for static assets - [ ] **PERF-005**: Implement lazy loading for frontend components - [ ] **PERF-006**: Add image optimization and compression - [ ] **PERF-007**: Implement connection pooling for external services - [ ] **PERF-008**: Add request batching for external API calls - [ ] **PERF-009**: Implement database connection pooling - [ ] **PERF-010**: Add load testing and performance benchmarking --- ## 🟣 P1 - Error Handling & Resilience (12 todos) ### Error Handling - [ ] **ERR-001**: Implement comprehensive error handling middleware - [ ] **ERR-002**: Add error classification (user errors vs system errors) - [ ] **ERR-003**: Implement error recovery mechanisms - [ ] **ERR-004**: Add circuit breaker pattern for external services - [ ] **ERR-005**: Implement retry logic with exponential backoff (enhance existing) - [ ] **ERR-006**: Add timeout handling for all external calls - [ ] **ERR-007**: Implement graceful degradation strategies - [ ] **ERR-008**: Add error notification system (Sentry / Rollbar) ### Resilience - [ ] **RES-001**: Implement health check dependencies - [ ] **RES-002**: Add graceful shutdown handling - [ ] **RES-003**: Implement request timeout configuration - [ ] **RES-004**: Add dead letter queue for failed messages --- ## 🟤 P2 - Testing & Quality Assurance (15 todos) ### Testing - [ ] **TEST-004**: Increase E2E test coverage to 80%+ - [ ] **TEST-005**: Add integration tests for orchestrator services - [ ] **TEST-006**: Implement contract testing (Pact) - [ ] **TEST-007**: Add performance tests (k6 / Artillery) - [ ] **TEST-008**: Implement load testing scenarios - [ ] **TEST-009**: Add stress testing for failure scenarios - [ ] **TEST-010**: Implement chaos engineering tests - [ ] **TEST-011**: Add mutation testing (Stryker) - [ ] **TEST-012**: Implement visual regression testing - [ ] **TEST-013**: Add accessibility testing (a11y) - [ ] **TEST-014**: Implement security testing (OWASP ZAP) - [ ] **TEST-015**: Add contract fuzzing for smart contracts ### Quality Assurance - [ ] **QA-001**: Set up code quality gates (SonarQube) - [ ] **QA-002**: Implement code review checklist - [ ] **QA-003**: Add automated code quality checks in CI --- ## 🟠 P2 - Smart Contract Security (10 todos) ### Contract Security - [ ] **SC-005**: Complete smart contract security audit (CertiK / Trail of Bits) - [ ] **SC-006**: Implement proper signature verification (ECDSA.recover) - [ ] **SC-007**: Add access control modifiers to all functions - [ ] **SC-008**: Implement time-lock for critical operations - [ ] **SC-009**: Add multi-sig support for admin functions - [ ] **SC-010**: Implement upgrade mechanism with timelock - [ ] **SC-011**: Add gas optimization and gas limit checks - [ ] **SC-012**: Implement event emission for all state changes - [ ] **SC-013**: Add comprehensive NatSpec documentation - [ ] **SC-014**: Implement formal verification for critical paths --- ## 🟡 P2 - API & Integration (8 todos) ### API Improvements - [ ] **API-001**: Implement OpenAPI/Swagger documentation with examples - [ ] **API-002**: Add API versioning strategy - [ ] **API-003**: Implement API throttling and quotas - [ ] **API-004**: Add API documentation site (Swagger UI) - [ ] **API-005**: Implement webhook support for plan status updates - [ ] **API-006**: Add API deprecation policy and migration guides ### Integration - [ ] **INT-003**: Implement real bank API connectors (replace mocks) - [ ] **INT-004**: Add real KYC/AML provider integrations (replace mocks) --- ## 🟢 P2 - Deployment & Infrastructure (8 todos) ### Deployment - [ ] **DEPLOY-001**: Create Dockerfiles for all services - [ ] **DEPLOY-002**: Implement Docker Compose for local development - [ ] **DEPLOY-003**: Set up Kubernetes manifests (K8s) - [ ] **DEPLOY-004**: Implement CI/CD pipeline (GitHub Actions enhancement) - [ ] **DEPLOY-005**: Add blue-green deployment strategy - [ ] **DEPLOY-006**: Implement canary deployment support - [ ] **DEPLOY-007**: Add automated rollback mechanisms - [ ] **DEPLOY-008**: Create infrastructure as code (Terraform / Pulumi) --- ## 🔵 P2 - Documentation (7 todos) ### Documentation - [ ] **DOC-001**: Create API documentation with Postman collection - [ ] **DOC-002**: Add deployment runbooks and procedures - [ ] **DOC-003**: Implement inline code documentation (JSDoc) - [ ] **DOC-004**: Create troubleshooting guide - [ ] **DOC-005**: Add architecture decision records (ADRs) - [ ] **DOC-006**: Create user guide and tutorials - [ ] **DOC-007**: Add developer onboarding documentation --- ## 🟣 P3 - Compliance & Audit (5 todos) ### Compliance - [ ] **COMP-001**: Implement GDPR compliance (data deletion, export) - [ ] **COMP-002**: Add PCI DSS compliance if handling payment data - [ ] **COMP-003**: Implement SOC 2 Type II compliance - [ ] **COMP-004**: Add compliance reporting and audit trails - [ ] **COMP-005**: Implement data retention and deletion policies --- ## 🟤 P3 - Additional Features (3 todos) ### Features - [ ] **FEAT-001**: Implement plan templates and presets - [ ] **FEAT-002**: Add batch plan execution support - [ ] **FEAT-003**: Implement plan scheduling and recurring plans --- ## Summary ### By Priority - **P0 (Critical)**: 22 todos - Must complete before production - **P1 (High)**: 67 todos - Should complete for production - **P2 (Medium)**: 33 todos - Nice to have for production - **P3 (Low)**: 5 todos - Can defer post-launch ### By Category - Security & Infrastructure: 22 - Database & Persistence: 15 - Configuration & Environment: 12 - Monitoring & Observability: 18 - Performance & Optimization: 10 - Error Handling & Resilience: 12 - Testing & Quality Assurance: 15 - Smart Contract Security: 10 - API & Integration: 8 - Deployment & Infrastructure: 8 - Documentation: 7 - Compliance & Audit: 5 - Additional Features: 3 ### Estimated Effort - **P0 Todos**: ~4-6 weeks (1-2 engineers) - **P1 Todos**: ~8-12 weeks (2-3 engineers) - **P2 Todos**: ~6-8 weeks (2 engineers) - **P3 Todos**: ~2-3 weeks (1 engineer) **Total Estimated Time**: 20-29 weeks (5-7 months) with dedicated team --- ## Next Steps 1. **Week 1-2**: Complete all P0 security and infrastructure todos 2. **Week 3-4**: Set up database and persistence layer 3. **Week 5-6**: Implement monitoring and observability 4. **Week 7-8**: Performance optimization and testing 5. **Week 9-10**: Documentation and deployment preparation 6. **Week 11+**: P2 and P3 items based on priority --- **Document Version**: 1.0 **Created**: 2025-01-15 **Status**: Production Readiness Planning