feat: Add tests for RichGraphPublisher and RichGraphWriter

- Implement unit tests for RichGraphPublisher to verify graph publishing to CAS.
- Implement unit tests for RichGraphWriter to ensure correct writing of canonical graphs and metadata.

feat: Implement AOC Guard validation logic

- Add AOC Guard validation logic to enforce document structure and field constraints.
- Introduce violation codes for various validation errors.
- Implement tests for AOC Guard to validate expected behavior.

feat: Create Console Status API client and service

- Implement ConsoleStatusClient for fetching console status and streaming run events.
- Create ConsoleStatusService to manage console status polling and event subscriptions.
- Add tests for ConsoleStatusClient to verify API interactions.

feat: Develop Console Status component

- Create ConsoleStatusComponent for displaying console status and run events.
- Implement UI for showing status metrics and handling user interactions.
- Add styles for console status display.

test: Add tests for Console Status store

- Implement tests for ConsoleStatusStore to verify event handling and state management.

docs/implplan/SPRINT_0165_0001_0001_timelineindexer.md

@@ -59,6 +59,7 @@
 | EvidenceLocker digest schema pending. | Blocks digest table shape and evidence linkage (TIMELINE-OBS-53-001). | Track Action 2; keep tasks BLOCKED. | OPEN |
 | RLS review not scheduled. | Could delay production readiness of policies (TIMELINE-OBS-52-004). | Track Action 3; schedule with Security once draft ready. | OPEN |
 | Baseline docs may change (`docs/modules/orchestrator/event-envelope.md`, `docs/modules/evidence-locker/prep/2025-11-24-evidence-locker-contract.md`). | Schema drift could invalidate migrations. | Monitor upstream doc updates; re-run schema diff before coding resumes. | OPEN |
+| Workspace disk full prevents running `dotnet test`. | Tests for timeline ingestion/query remain unverified. | Free disk space, rerun timeline test suite. | OPEN |
 
 ### Risk table
 | Risk | Severity | Mitigation / Owner |
@@ -71,6 +72,7 @@
 ## Execution Log
 | Date (UTC) | Update | Owner |
 | --- | --- | --- |
+| 2025-12-01 | Testing blocked: runner reports “No space left on device”; timeline module tests not executed. | Implementer |
 | 2025-11-30 | Ran TimelineIndexer unit tests (TimelineIndexer.Tests) successfully after ingestion worker + query option fixes; still waiting on transport schema to wire NATS/Redis. | Implementer |
 | 2025-11-30 | Implemented TimelineIngestionWorker with subscriber abstraction, session dedupe, and metrics counters; awaiting NATS/Redis subject schema to wire real transports. | Implementer |
 | 2025-11-30 | Started TIMELINE-OBS-52-002: added ingestion service, Postgres store, and deterministic payload hashing; queue bindings pending schema alignment. | Implementer |