{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://andresgmg.github.io/World-GeoJSON/schemas/feature.schema.json",
  "title": "World GeoJSON feature",
  "description": "One RFC 7946 Feature as published in a full-resolution file under data/.",
  "type": "object",
  "required": ["type", "id", "properties", "geometry"],
  "properties": {
    "type": { "const": "Feature" },
    "id": {
      "description": "Stable identifier: {ISO3}:{LEVEL}:{key}. Unique within the repository.",
      "type": "string",
      "pattern": "^[A-Z]{3}:(ADM[0-5]|QUAD):\\S+$"
    },
    "properties": { "$ref": "feature-properties.schema.json" },
    "geometry": {
      "type": "object",
      "required": ["type", "coordinates"],
      "properties": {
        "type": { "enum": ["Polygon", "MultiPolygon"] },
        "coordinates": { "type": "array" }
      }
    },
    "bbox": { "type": "array", "items": { "type": "number" }, "minItems": 4, "maxItems": 4 }
  }
}