perf(workflow): page scope references

src/govoplan_workflow/backend/router.py

@@ -10,7 +10,7 @@ from govoplan_core.api.v1.schemas import (
 from govoplan_core.audit.logging import audit_event
 from govoplan_core.auth import ApiPrincipal, get_api_principal, has_scope
 from govoplan_core.core.references import (
-    access_scope_reference_options,
+    access_scope_reference_page,
     access_scope_reference_provider_available,
     validate_access_scope_reference,
 )
@@ -225,6 +225,8 @@ def api_scope_targets(
     q: str = "",
     selected: list[str] = Query(default=[]),
     limit: int = Query(default=50, ge=1, le=200),
+    cursor: str | None = None,
+    session: Session = Depends(get_session),
     principal: ApiPrincipal = Depends(get_api_principal),
 ) -> ReferenceOptionListResponse:
     _require_any_scope(
@@ -235,14 +237,16 @@ def api_scope_targets(
     )
     registry = get_registry()
     try:
-        options = access_scope_reference_options(
+        page = access_scope_reference_page(
             registry,
             principal,
             scope_type=scope_type,
             query=q,
             selected_values=selected,
             limit=limit,
+            cursor=cursor,
             administrative=has_scope(principal, ADMIN_SCOPE),
+            session=session,
         )
     except ValueError as exc:
         raise HTTPException(
@@ -250,8 +254,10 @@ def api_scope_targets(
             detail=str(exc),
         ) from exc
     return ReferenceOptionListResponse(
-        options=[ReferenceOptionResponse(**item.to_dict()) for item in options],
+        options=[ReferenceOptionResponse(**item.to_dict()) for item in page.options],
         provider_available=access_scope_reference_provider_available(registry),
+        next_cursor=page.next_cursor,
+        has_more=page.has_more,
     )