bin/debug_agent/meta/debug_agent.cmx

{
    "program": {
        "binary": "bin/app"
    },
    "sandbox": {
        "features": [
            "shell"
        ],
        "services": [
            "fuchsia.net.LegacySocketProvider",
            "fuchsia.process.Launcher",
            "fuchsia.process.Resolver",
            "fuchsia.sysinfo.Device"
        ]
    }
}