{
    "$schema": "https://json-schema.org/draft/2020-12/schema",
    "$id": "https://sysupgrade.openwrt.emissary.cadoles.com/spec.json",
    "title": "SysUpgradeSpec",
    "description": "Emissary 'SysUpgrade' specification",
    "type": "object",
    "properties": {
        "url": {
            "type": "string"
        },
        "sha256sum": {
            "type": "string"
        },
        "version": {
            "type": "string"
        }
    },
    "required": ["url", "sha256sum", "version"],
    "additionalProperties": false
}