go/src/amber/system_updater/meta/system_updater.cmx

{
    "program": {
        "binary": "bin/system_updater"
    },
    "sandbox": {
        "features": [ "shell", "persistent-storage" ],
        "pkgfs": [ "packages" ],
        "services": [
            "fuchsia.amber.Control",
            "fuchsia.cobalt.LoggerFactory",
            "fuchsia.logger.LogSink",
            "fuchsia.process.Launcher"
        ]
    }
}