add sub item to api

app/Http/Controllers/V3/Dashboard/Reports/RoadItemsReportController.php

@@ -61,9 +61,16 @@ class RoadItemsReportController extends Controller
             }
         });
 
+        $activities = $provinceRoadItemsPerSubItem->push(...$countryRoadItemsPerSubItem);
+
+        $subItems = InfoItem::query()
+            ->where('item', $item)
+            ->get(['id', 'item', 'item_str', 'sub_item_str', 'sub_item_unit', 'sub_item']);
+
         return $this->successResponse([
-            'activities' => [$provinceRoadItemsPerSubItem, $countryRoadItemsPerSubItem],
-            'items' => $infoItems
+            'activities' => $activities,
+            'items' => $infoItems,
+            'sub_items' => $subItems,
         ]);
     }
 
@@ -110,8 +117,10 @@ class RoadItemsReportController extends Controller
             }
         });
 
+        $activities = $cityRoadItemsPerSubItem->push(...$provinceRoadItemsPerSubItem);
+
         return $this->successResponse([
-            'activities' => [$cityRoadItemsPerSubItem, $provinceRoadItemsPerSubItem],
+            'activities' => $activities,
             'items' => $items
         ]);
     }