The generated link do not contains querystring

當 request 包含 querystring 時，例如 api/slots?sort=time&limit=5&page=2，回傳的 JSON 中的 meta.links 及 links 並不會包含除 page 之外的 querystring。

{
  "links": {
    "first": "http://localhost:8080/api/slots?page=1",
    "last": "http://localhost:8080/api/slots?page=3",
    "prev": "http://localhost:8080/api/slots?page=1",
    "next": "http://localhost:8080/api/slots?page=3"
  },
  "meta": {
    "current_page": 2,
    "from": 6,
    "last_page": 3,
    "links": [
      {
        "url": "http://localhost:8080/api/slots?page=1",
        "label": "pagination.previous",
        "active": false
      },
      {
        "url": "http://localhost:8080/api/slots?page=1",
        "label": "1",
        "active": false
      },
      {
        "url": "http://localhost:8080/api/slots?page=2",
        "label": "2",
        "active": true
      },
      {
        "url": "http://localhost:8080/api/slots?page=3",
        "label": "3",
        "active": false
      },
      {
        "url": "http://localhost:8080/api/slots?page=3",
        "label": "pagination.next",
        "active": false
      }
    ],
    "path": "http://localhost:8080/api/slots",
    "per_page": 5,
    "to": 10,
    "total": 15
  }
}