Country holiday lookup by date API

{
  "country": "CO",
  "date": "2026-01-01",
  "is_holiday": true,
  "holiday": {
    "date": "2026-01-01",
    "local_name": "Año Nuevo",
    "name": "New Year",
    "type": "Public",
    "types": [
      "Public"
    ],
    "fixed": true,
    "global": true
  }
}

{
  "country": "CO",
  "year": 2026,
  "holidays": [
    { "date": "2026-01-01", "local_name": "Año Nuevo", "name": "New Year", "type": "Public", "types": ["Public"], "fixed": true, "global": true }
  ]
}

{
  "country": "CO",
  "from": "2026-12-31",
  "days_until": 1,
  "holiday": { "date": "2027-01-01", "local_name": "Año Nuevo", "name": "New Year", "type": "Public", "types": ["Public"], "fixed": true, "global": true }
}