{
    "$schema": "http://json-schema.org/draft-04/schema#",
    "id": "cdn.json",
    "title": "CDN Configuration",
    "description": "Schema for CDN Configuration JSON.",
    "type": "object",
    "properties": {
        "enabled": {
            "title": "Load assets via a CDN",
            "type": "boolean",
            "default": false
        },
        "http2_push": {
            "title": "Apply CDN to HTTP/2 pushed assets",
            "type": "boolean",
            "default": false
        },
        "url": {
            "title": "CDN URL",
            "type": "string",
            "format": "uri",
            "minLength": 1
        },
        "mask": {
            "title": "CDN mask",
            "type": "string"
        }
    },
    "additionalProperties": false,
    "required": ["enabled"]
}