Architecture Evolution Map: ideas-to-life-cas
AEM Summary
summary: accepted: 5 unknown: 5 total_items: 10
Execution Tag Legend
READY: Architect accepted, ADR not yet created PENDING: ADR exists, governance pending APPROVED: Governance accepted BLOCKED: Dependencies prevent progress
Today's Actions
- [READY] Implement CI/CD Audit Layer for continuous Detect governance workflows
- [READY] Introduce provider cost normalization layer for orchestration economics visibility
- [READY] Implement lightweight validation failure telemetry and governance signals
- [READY] Introduce first capability-aware routing policies for orchestration steps
- [NEXT] Formalize GovernanceOps workflows for pattern evolution and governance drift detection
- [NEXT] Refresh README, AGENTS, GEMINI, and CLAUDE documentation with stabilized terminology and architecture
- [NEXT] Update CAS Vision to reflect ReasoningOps and GovernanceOps evolution
Evolution Map
| Domain | Item | Type | Stage | Impact | Confidence | Dependencies | Linked Knowledge |
|---|---|---|---|---|---|---|---|
| System Evolution | [APPROVED] Adopt deterministic-generator-contract for all CAS generators | Decision | DONE | High | High | None | pattern: deterministic-generator-contract, aw-ideas-to-life-cas-2026-04-24-02 |
| Governance | [APPROVED] Establish rules-context-loader and conflict detection pipeline | Decision | DONE | High | High | None | aw-ideas-to-life-cas-2026-04-22-02 |
| Tooling | [APPROVED] Introduce LLM Gateway and ReasoningExecutionContract | Refactor | DONE | High | Medium | aw-ideas-to-life-2026-05-04-01 | aw-ideas-to-life-2026-05-05-01 |
| Prompt Engineering | [APPROVED] Transition prompts to semantic reasoning contracts with schema validation | Refactor | DONE | High | Medium | aw-ideas-to-life-2026-05-05-01 | aw-ideas-to-life-cas-2026-05-08-01 |
| System Evolution | [APPROVED] Implement OTEL-compatible observability and reasoning telemetry | Decision | DONE | High | Medium | aw-ideas-to-life-2026-05-05-01 | aw-ideas-to-life-cas-2026-05-10-01 |
| Governance | [READY] Implement CI/CD Audit Layer for continuous architecture governance detection | Roadmap | NEXT | Strategic | High | aw-ideas-to-life-cas-2026-05-10-01 | orchestration-flow, alignment-engine, evaluation-harness |
| System Evolution | [READY] Introduce orchestration cost normalization and reasoning economics layer | Refactor | NEXT | High | High | adr-observability-layer | execution-profile, telemetry, evaluation-harness |
| Governance | [READY] Implement validation failure telemetry as governance instability signals | Refactor | NEXT | High | Medium | adr-semantic-reasoning-contracts | schema-validation, evaluation-harness |
| Runtime Intelligence | [READY] Introduce capability-aware routing policies for orchestration reasoning steps | Roadmap | NEXT | Strategic | Medium | adr-observability-layer | execution-profile, evaluation-harness |
| Governance | [NEXT] Formalize GovernanceOps workflows for candidate signal promotion and governance drift management | Roadmap | NEXT | Strategic | Medium | signal-promotion-criteria | governance-audit, pattern-evolution |
| Platform Strategy | [NEXT] Refresh platform documentation and external positioning for CAS governance platform narrative | Roadmap | NEXT | Medium | Medium | cas-vision-2026-05-01-01 | README, AGENTS, GEMINI, CLAUDE |
| Governance | [READY] Implement Rule Context Builder for automated injection | Roadmap | NEXT | High | Medium | aw-ideas-to-life-cas-2026-04-22-02 | rule-context |
| Intent / Vision | [NEXT] Expand CAS to Business Layer Integration and Code Intelligence | Roadmap | NEXT | Strategic | Medium | aw-ideas-to-life-cas-2026-05-10-01 | cas-vision-2026-05-01-01 |
| Patterns | [NEXT] Formalize promotion criteria for candidate signals | Decision | NEXT | Medium | Medium | aw-ideas-to-life-cas-2026-04-23-01 | signal-promotion-criteria |
| System Evolution | [DEFER] Full automation of diagram generation and UI dashboards | Roadmap | DEFER | Medium | Medium | aw-ideas-to-life-cas-2026-04-22-01 | aw-ideas-to-life-cas-2026-04-24-01 |
Key Architectural Decisions
| Id | Summary | Forum Status | Date |
|---|---|---|---|
| adr-deterministic-generator-contract | Adopt deterministic-generator-contract as mandatory standard for all CAS generators to ensure repeatable outputs and explicit versioning. | accepted | 2026-04-24 |
| adr-governance-separation | Establish separation of concerns between governance rules and prompt execution with a global precedence hierarchy. | accepted | 2026-04-22 |
| adr-semantic-reasoning-contracts | Transition orchestration prompts from markdown-generation to semantic reasoning contracts with schema validation. | accepted | 2026-05-08 |
| adr-observability-layer | Introduce OTEL-compatible observability and reasoning telemetry layer for operational visibility. | accepted | 2026-05-10 |
| adr-input-scoping | Enforce strict input scoping and two-phase diagram handling to eliminate token explosion and non-deterministic behavior. | accepted | 2026-04-24 |
System Evolution
CAS has evolved from a deterministic transformation pipeline into a governed semantic reasoning infrastructure. The system now enforces strict input scoping, two-phase diagram handling, and a proposal-decision separation invariant. Orchestration is driven by a ReasoningExecutionContract that mandates schema validation and separates reasoning from rendering. Governance is centralized via a rules-context-loader and conflict detector, establishing a global > project > prompt precedence hierarchy. Observability is integrated through OTEL-compatible telemetry, capturing reasoning lineage, token economics, and provider behavior. The system operates on a two-phase model: design-time governance (CAS Skills) and runtime orchestration (FlowRunner), ensuring deterministic execution while supporting LLM-backed reasoning steps.
CAS has now entered a measurable architecture cognition phase where orchestration quality, governance reasoning, semantic contracts, prompt lineage, and provider economics are observable and evaluable. The platform is evolving toward a closed Prevent ↔ Detect ↔ Feedback governance loop integrating CAS Skills, orchestration workflows, evaluation harnesses, and future CI/CD audit pipelines. Strategic focus has shifted from foundational orchestration refactoring toward ReasoningOps, GovernanceOps, adaptive orchestration policies, and operational architecture governance.
Intent & Direction
CAS is transitioning from an architecture extraction system to an Architecture Intelligence Platform. The vision emphasizes connecting business intent, architecture, code, and decisions through continuous alignment and traceability. Future directions include business layer integration (BRD ingestion), code intelligence for structural analysis, and enterprise ecosystem integration (EAM tools). The system aims to support capability-aware model routing, adaptive reasoning optimization, and an evaluation-driven improvement loop. Human-in-the-loop governance remains core, with automation proposing and architects deciding. Visual interaction layers (AIM) and graph-native knowledge representation are planned for future exploration.
Near-term strategic priorities focus on operationalizing continuous architecture governance through CI/CD-integrated audit workflows, orchestration economics visibility, validation governance telemetry, and lightweight capability-aware routing. Longer-term direction includes GovernanceOps workflows for pattern evolution, governance drift management, architecture intelligence integration across business and code layers, and external validation of CAS as a continuous architecture governance platform.
Pattern Evolution
Emerging Patterns
- deterministic-generator-contract
- scoped-ingestion
- two-phase-rendering
- proposal-decision-separation
- dual-architecture-work-model
- non-persistent-proposal-handling
- governance-centralisation-with-execution-decentralisation
- semantic-presentation-separation
- schema-driven-cognition
- prompt-ownership-boundary
- llm-orchestrated-transformation-boundary
- prevent-vs-detect-separation
- governed-visualisation-layer
- reasoningops-governance-loop
- evaluation-driven-orchestration
- orchestration-economics-visibility
- capability-aware-reasoning-routing
- governance-telemetry-as-architecture-signal
- cicd-governance-audit-loop
Knowledge System Health
pattern_coverage: high governance_backlog: 4