src/sys/dash/meta/dash_hello.cml

{
    "program": {
        "binary": "bin/sh",
        "args": [ "-c", "/pkg/bin/hello_world" ]
    },
    "use": [
      {
        "service": "/svc/fuchsia.process.Launcher",
        "as": "/svc/fuchsia.process.Launcher",
      },
    ]
}