makeField function infrastructure

  function makeField(adapterName?: AdapterName): FormField {
    return {
      element: document.createElement("div"),
      selector: "#x",
      category: "unknown",
      fieldType: "unknown",
      label: "x",
      name: "",
      id: "",
      placeholder: "",
      required: false,
      contextSignals: "",
      adapterName,
    };
  }