package main hello: { string #up: [ { do: "fetch-container" ref: "alpine" }, { do: "exec" args: ["mkdir", "-p", "/tmp/foo"] }, { do: "exec" args: ["sh", "-c", "echo -n world > /tmp/foo/hello"] }, { do: "subdir" dir: "/tmp/foo" }, { do: "export" source: "/hello" format: "string" }, ] }