Get task counts grouped by status

Example response

{
  "message": "Task counts fetched successfully",
  "payload": {
    "counts": [
      {
        "status": "upcoming",
        "count": 12
      },
      {
        "status": "dueToday",
        "count": 5
      },
      {
        "status": "skipped",
        "count": 3
      },
      {
        "status": "completed",
        "count": 9
      }
    ]
  }
}