Add governed view revision resolution

src/govoplan_views/backend/router.py

@@ -45,6 +45,7 @@ from govoplan_views.backend.schemas import (
     ViewSelectionRequest,
     ViewSurfaceCatalogueResponse,
     ViewSurfaceResponse,
+    WorkflowViewResolutionRequest,
 )
 from govoplan_views.backend.service import (
     EffectiveViewState,
@@ -493,6 +494,31 @@ def api_effective_view(
     )
 
 
+@router.post("/effective/workflow", response_model=EffectiveViewResponse)
+def api_workflow_effective_view(
+    payload: WorkflowViewResolutionRequest,
+    session: Session = Depends(get_session),
+    principal: ApiPrincipal = Depends(get_api_principal),
+) -> EffectiveViewResponse:
+    _require_any_scope(
+        principal,
+        SELECTION_READ_SCOPE,
+        SELECTION_WRITE_SCOPE,
+    )
+    return _effective_response(
+        resolve_effective_view(
+            session,
+            tenant_id=principal.tenant_id,
+            account_id=principal.account_id,
+            group_ids=principal.group_ids,
+            catalogue=_catalogue(),
+            workflow_view_id=payload.view_id,
+            workflow_revision_id=payload.revision_id,
+            workflow_surface_ids=payload.visible_surface_ids,
+        )
+    )
+
+
 @router.put("/selection", response_model=EffectiveViewResponse)
 def api_select_view(
     payload: ViewSelectionRequest,