{
	"$schema": "http://json-schema.org/draft-07/schema#",
	"properties": {
		"os": {
			"type": "string",
			"anyOf": [
				{ "type": "string" },
				{"enum": [
					"''",
					"'Windows XP Home'",
					"'Windows XP Pro'",
					"'Windows Vista Home'",
					"'Windows Vista Pro'",
					"'Windows 7 Home'",
					"'Windows 7 Pro'",
					"'Windows 8 Home'",
					"'Windows 8 Pro'",
					"'Windows 10 Home'",
					"'Windows 10 Pro'",
					"'Windows 11 Home'",
					"'Windows 11 Pro'"
				]}
			]
		}
	}
}