mastertasks, subtasks - GET, POST, DELETE

be/app/Http/Resources/SubTaskResource.php

@@ -27,6 +27,7 @@ class SubTaskResource extends JsonResource
             'spent_time' => $this->tracked_time,
             'is_finished' => $this->is_finished,
             'timeblocks' => TimeblockResource::collection($this->timeblocks),
+            'timesheets' => TimesheetResource::collection($this->timesheets),
         ];
 
     }