Add reviewer, artifact store, and paginated queries

tests/unit/test_mcp_client.py

@@ -10,7 +10,10 @@ from ai_orchestrator.config import (
     ProjectMetadata,
 )
 from ai_orchestrator.infrastructure.mcp_client import McpHttpClient, McpToolGateway
-from ai_orchestrator.infrastructure.storage.memory import InMemoryInvocationStore
+from ai_orchestrator.infrastructure.storage.memory import (
+    InMemoryArtifactStore,
+    InMemoryInvocationStore,
+)
 
 
 def test_mcp_tool_gateway_normalizes_result_and_persists_invocation() -> None:
@@ -47,6 +50,7 @@ def test_mcp_tool_gateway_normalizes_result_and_persists_invocation() -> None:
         project_configs={"default": project},
         client=McpHttpClient(transport=transport),
         invocation_store=invocation_store,
+        artifact_store=InMemoryArtifactStore(),
     )
 
     result = gateway.call(

tests/unit/test_reviewer.py

@@ -0,0 +1,29 @@
+from ai_orchestrator.application.services.execution import StructuredReviewer
+from ai_orchestrator.domain.enums import NodeType
+from ai_orchestrator.domain.models import ExecutionNode, Task
+
+
+def test_structured_reviewer_accepts_valid_output() -> None:
+    reviewer = StructuredReviewer()
+    task = Task(project_id="default", goal="Review", inputs={})
+    node = ExecutionNode(task_id=task.task_id, node_type=NodeType.PLANNER, input_data={})
+
+    reviewed = reviewer.review(
+        task=task,
+        node=node,
+        output_data={"status": "planned", "goal": "Review"},
+    )
+
+    assert reviewed["review"]["status"] == "accepted"
+    assert reviewed["task_id"] == task.task_id
+
+
+def test_structured_reviewer_marks_missing_status_as_review_failed() -> None:
+    reviewer = StructuredReviewer()
+    task = Task(project_id="default", goal="Review", inputs={})
+    node = ExecutionNode(task_id=task.task_id, node_type=NodeType.PLANNER, input_data={})
+
+    reviewed = reviewer.review(task=task, node=node, output_data={"goal": "Review"})
+
+    assert reviewed["status"] == "review_failed"
+    assert reviewed["review"]["status"] == "rejected"

tests/unit/test_worker_gateway.py

@@ -10,6 +10,7 @@ from ai_orchestrator.application.services.workers import (
     WorkerService,
 )
 from ai_orchestrator.infrastructure.storage.memory import (
+    InMemoryArtifactStore,
     InMemoryEventStore,
     InMemoryInvocationStore,
     InMemoryWorkerRepository,
@@ -22,22 +23,25 @@ def _build_gateway() -> tuple[
     InMemoryWorkerRepository,
     InMemoryEventStore,
     InMemoryInvocationStore,
+    InMemoryArtifactStore,
 ]:
     worker_repository = InMemoryWorkerRepository()
     event_store = InMemoryEventStore()
     invocation_store = InMemoryInvocationStore()
+    artifact_store = InMemoryArtifactStore()
     service = WorkerService(worker_repository=worker_repository, event_store=event_store)
     gateway = CapabilityAwareWorkerGateway(
         worker_repository=worker_repository,
         event_store=event_store,
         invocation_store=invocation_store,
+        artifact_store=artifact_store,
         connection_manager=InMemoryWorkerConnectionManager(),
     )
-    return gateway, service, worker_repository, event_store, invocation_store
+    return gateway, service, worker_repository, event_store, invocation_store, artifact_store
 
 
 def test_worker_gateway_dispatches_and_completes_command() -> None:
-    gateway, service, worker_repository, event_store, invocation_store = _build_gateway()
+    gateway, service, worker_repository, event_store, invocation_store, _ = _build_gateway()
     response = service.register(
         RegisterWorkerRequest(
             worker_id="worker_home_pc",
@@ -80,7 +84,7 @@ def test_worker_gateway_dispatches_and_completes_command() -> None:
 
 
 def test_worker_gateway_rejects_unsupported_capability() -> None:
-    gateway, service, _, _, _ = _build_gateway()
+    gateway, service, _, _, _, _ = _build_gateway()
     response = service.register(
         RegisterWorkerRequest(
             worker_id="worker_home_pc",
@@ -103,7 +107,7 @@ def test_worker_gateway_rejects_unsupported_capability() -> None:
 
 
 def test_worker_service_heartbeat_and_stale_tracking() -> None:
-    _, service, worker_repository, event_store, _ = _build_gateway()
+    _, service, worker_repository, event_store, _, _ = _build_gateway()
     response = service.register(
         RegisterWorkerRequest(
             worker_id="worker_home_pc",