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Architecture Decision Records (ADR) Index

Location Updated: 2025-09-16 - Moved to docs/architecture/adrs/

Last Updated: 2025-09-16
Total ADRs: 29
Status: All ADRs complete with dual-part format

Quick Navigation​

Core Architecture (Wave 0)​

Core Services (Wave 1)​

Operational Excellence (Wave 2)​

Advanced Features (Wave 3)​

CODI System (Wave 4)​

Platform Features (Wave 5)​

Security & Operations (Wave 6)​

Implementation Support (Wave 7)​

Detailed ADR Listing​

ADR-001: Platform Architecture Foundation​

Status: ✅ Implemented
Files:

Summary: Establishes core architectural principles including microservices, event-driven design, and cloud-native patterns.

Key Decisions:

  • Rust for backend services
  • React/TypeScript for frontend
  • FoundationDB for persistence
  • Google Cloud Platform deployment

ADR-002: FoundationDB Storage Architecture​

Status: ✅ Implemented
Files:

Summary: Defines FoundationDB as the primary storage layer with multi-tenant key design.

Implementation:

  • 6-node cluster deployed on GCP
  • Multi-tenant key prefixing
  • ACID transactions
  • 1.3GB/s throughput achieved

ADR-003: Multi-tenant Architecture​

Status: ✅ Implemented
Files:

Summary: Implements complete tenant isolation at the database key level.

Features:

  • Key-level isolation
  • No shared data structures
  • Per-tenant resource limits
  • Tenant-specific encryption keys

ADR-004: REST and GraphQL API Architecture​

Status: ✅ Implemented (REST only)
Files:

Summary: RESTful API design with GraphQL planned for complex queries.

Current State:

  • 113 REST endpoints implemented
  • Actix-web framework
  • OpenAPI documentation
  • GraphQL deferred to Phase 2

ADR-005: Authentication & Authorization​

Status: ✅ Implemented
Files:

Summary: JWT-based authentication with RBAC authorization model.

Implementation:

  • RS256 JWT tokens
  • Google Cloud Identity integration
  • Role-based permissions
  • Tenant-scoped authorization

ADR-006: Data Model Design​

Status: ✅ Implemented
Files:

Summary: Hierarchical key structure optimized for FoundationDB.

Schema Pattern:

{tenant_id}/entity_type/{entity_id}
{tenant_id}/index_type/{index_value} -> entity_id

ADR-007: Task Engine Architecture​

Status: ⚠️ Partially Implemented
Files:

Summary: Distributed task execution engine with FDB-backed queues.

Current State:

  • Basic task creation/update
  • Queue mechanism pending
  • Agent execution framework active

ADR-008: Monitoring & Observability​

Status: ✅ Implemented
Files:

Summary: Comprehensive monitoring with CODI system integration.

Features:

  • Real-time file monitoring
  • Audit logging to FDB
  • Cloud Logging integration
  • Custom CODI dashboards

ADR-009: Performance Optimization​

Status: ⚠️ Partially Implemented
Files:

Summary: Performance optimization strategies and caching.

Implemented:

  • Build optimization (5-10x improvement)
  • Connection pooling
  • Query optimization

Pending:

  • Redis caching layer
  • CDN integration

ADR-010: Disaster Recovery​

Status: ⚠️ Planning Phase
Files:

Summary: Comprehensive DR strategy with automated backups.

Planned Features:

  • Automated FDB backups
  • Cross-region replication
  • Recovery time objectives

ADR-011: Audit & Compliance​

Status: ✅ Implemented
Files:

Summary: Complete audit trail with tamper-proof logging.

Implementation:

  • All operations logged
  • FDB-backed audit trail
  • Compliance reporting
  • GDPR considerations

ADR-012: Code Generation Architecture​

Status: ✅ Active (via AI Agents)
Files:

Summary: AI-driven code generation from specifications.

Current Approach:

  • Multiple specialized AI agents
  • ADR-driven development
  • Test-first generation
  • Quality gates enforced

ADR-013: Queue Management​

Status: ❌ Not Started
Files:

Summary: Task queue implementation with FDB.

Planned Features:

  • Priority queues
  • Dead letter queues
  • Rate limiting
  • Fair scheduling

ADR-014: Deployment Pipeline​

Status: ✅ Implemented
Files:

Summary: Automated CI/CD with Google Cloud Build.

Features:

  • Optimized build pipeline
  • Automated testing
  • Canary deployments
  • Rollback capabilities

ADR-015: Team Collaboration​

Status: ✅ Implemented (AI Agents)
Files:

Summary: Real-time collaboration features.

Implementation:

  • WebSocket real-time updates
  • Session management
  • Multi-agent coordination
  • Conflict resolution

ADR-016: CODI Rust Implementation​

Status: ✅ 70% Complete
Files:

Summary: Rust-based monitoring and coordination system.

CODI2 Status:

  • Core modules complete
  • WebSocket/MCP servers added
  • 139+ tests passing
  • 30% features remaining

ADR-017: Unified workspace Architecture​

Status: ⚠️ Partially Implemented
Files:

Summary: Persistent workspace management.

Current State:

  • Basic workspace creation
  • WebSocket integration
  • Session persistence pending

ADR-018: Dynamic Command Architecture​

Status: ✅ Implemented
Files:

Summary: Extensible command system for CODI.

Features:

  • Plugin architecture
  • Command discovery
  • Help system
  • Validation framework

ADR-019: Prompt Engine Server​

Status: ❌ Not Started
Files:

Summary: Centralized prompt management for AI agents.

ADR-020: AGENTS.md Adoption​

Status: ✅ Implemented
Files:

Summary: Standardized agent configuration format.

Implementation:

  • AGENTS.md in all directories
  • 5+ specialized agents active
  • Automated discovery

ADR-021: Unified Hybrid Graph System​

Status: ❌ Not Started
Files:

Summary: Knowledge graph for agent coordination.

ADR-022: llm Log Reranking​

Status: ❌ Not Started
Files:

Summary: AI-powered log search and analysis.

ADR-023: Testing Architecture​

Status: ✅ Implemented
Files:

Summary: Comprehensive testing framework.

Implementation:

  • 139+ tests active
  • No-mock philosophy
  • Real FDB testing
  • 95% coverage target

ADR-024: Security Hardening​

Status: ⚠️ Partially Implemented
Files:

Summary: Security best practices and hardening.

Implemented:

  • JWT authentication
  • TLS everywhere
  • Tenant isolation

Pending:

  • Security scanning
  • Penetration testing

ADR-025: Migration Strategy​

Status: ❌ Not Started
Files:

Summary: Data migration from legacy systems.

ADR-026: Error Handling Architecture​

Status: ⚠️ In Progress
Files:

Summary: Comprehensive error handling patterns.

Current State:

  • Basic error types defined
  • anyhow/thiserror usage
  • Standard patterns pending

ADR-027: Implementation Coordination Framework​

Status: ✅ Implemented
Files:

Summary: Multi-agent coordination patterns.

Implementation:

  • ORCHESTRATOR active
  • Session management
  • Quality gates
  • Task distribution

ADR-028: CODI2 Separation of Concerns​

Status: ✅ Implemented
Files:

Summary: Modular architecture for CODI2.

Modules:

  • Audit Logger
  • File Monitor
  • Session Manager
  • Export Manager
  • WebSocket Server
  • MCP Server

ADR-029: Issue Tracking Data Model​

Status: ✅ Implemented
Files:

Summary: Issue tracking system in FoundationDB.

Features:

  • CRUD operations
  • Multi-tenant support
  • Status workflow
  • Comment threads

ADR-030: Document Server & KBaaS​

Status: ⚠️ Planning Phase
Files:

Summary: Knowledge Base as a Service for compliance documentation.

Planned Features:

  • Centralized compliance documents
  • AI agent integration
  • Industry compliance packs
  • Global CDN distribution

ADR-031: CODI2 and Monitor Integration​

Status: ⚠️ Planning Phase
Files:

Summary: Integration between CODI2 CLI and codi-monitor service.

Key Decisions:

  • Unix domain socket IPC
  • Shared SQLite storage
  • Graceful degradation
  • Container support
  • Server Hub integration

Implementation Status Summary​

StatusCountPercentage
✅ Implemented1754.8%
⚠️ Partial825.8%
❌ Not Started619.4%