Get all public holidays

curl --request GET \
  --url https://api.absentify.com/api/v1/public_holidays \
  --header 'X-API-KEY: <api-key>'

[
  {
    "id": "<string>",
    "name": "<string>",
    "createdAt": "2023-11-07T05:31:56Z",
    "updatedAt": "2023-11-07T05:31:56Z",
    "country_code": "<string>",
    "county_code": "<string>",
    "public_holiday_days": [
      {
        "id": "<string>",
        "date": "2023-11-07T05:31:56Z",
        "year": 123,
        "custom_value": true,
        "duration": "Morning",
        "updatedAt": "2023-11-07T05:31:56Z",
        "createdAt": "2023-11-07T05:31:56Z",
        "public_holiday_day_languages": [
          {
            "id": "<string>",
            "name": "<string>",
            "language": "<string>"
          }
        ]
      }
    ]
  }
]