Merge branch 'fix/PRXS-2830-StateItemExport' into 'master'

Добавлено поле "state" в метод GetSystem

See merge request perxis/perxis-go!330

pkg/items/item.go

@@ -433,6 +433,9 @@ func (i *Item) GetSystem(field string) (any, error) {
 		return i.Template, nil
 	case "search_score":
 		return i.SearchScore, nil
+	case "state":
+		return i.State, nil
+
 	}
 
 	return nil, ErrNotSystemField