Task 011 implement evidence matrix and claim gate

apps/backend/src/domain/contracts/openapi.py

@@ -42,6 +42,10 @@ from .models import (
     CurrentUserResponse,
     DraftSummary,
     EvidenceSummary,
+    EvidenceCreateRequest,
+    EvidenceMatrixResponse,
+    EvidenceResponse,
+    EvidenceUpdateRequest,
     PlanSectionSummary,
     PlanSectionEditRequest,
     PlanListResponse,
@@ -122,7 +126,11 @@ CONTRACT_SCHEMA_MODELS: tuple[type[BaseModel], ...] = (
     ResearchStartResponse,
     ResearchListResponse,
     EvidenceSummary,
+    EvidenceCreateRequest,
+    EvidenceUpdateRequest,
+    EvidenceResponse,
     ClaimSummary,
+    EvidenceMatrixResponse,
     DraftSummary,
     AssetSummary,
     ReviewSummary,