createForm method
Creates a new form in the Form.io project.
Makes a POST /form request.
form is the FormModel containing form definition.
Returns the created FormModel with server-generated ID.
Throws DioException on failure.
Implementation
Future<FormModel> createForm(FormModel form) async {
final response = await client.dio.post('/form', data: form.toJson());
return FormModel.fromJson(response.data as Map<String, dynamic>);
}