src/modular/bin/module_resolver/meta/module_resolver.cmx

{
    "program": {
        "binary": "bin/module_resolver"
    },
    "sandbox": {
        "pkgfs": [
            "packages"
        ],
        "services": [
            "fuchsia.modular.ComponentContext",
            "fuchsia.net.oldhttp.HttpService"
        ]
    }
}