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(