Search: Search dashboards without a parent (#100615)

* Search dashboards without a parent

pkg/services/dashboards/service/dashboard_service.go

@@ -1690,6 +1690,16 @@ func (dr *DashboardServiceImpl) searchDashboardsThroughK8sRaw(ctx context.Contex
 	}
 
 	if len(query.FolderUIDs) > 0 {
+		// Grafana frontend issues a call to search for dashboards in "general" folder. General folder doesn't exists and
+		// should return all dashboards without a parent folder.
+		// We do something similar in the old sql search query https://github.com/grafana/grafana/blob/a58564a35efe8c05a21d8190b283af5bc0979d2a/pkg/services/sqlstore/searchstore/filters.go#L103
+		for i := range query.FolderUIDs {
+			if query.FolderUIDs[i] == folder.GeneralFolderUID {
+				query.FolderUIDs[i] = ""
+				break
+			}
+		}
+
 		req := []*resource.Requirement{{
 			Key:      resource.SEARCH_FIELD_FOLDER,
 			Operator: string(selection.In),