swiftui2 text field2 ui customization2 api call generation1 api calls1 button1 checkbox1 code generation1 customization1 customization support1 date picker1 drag and drop1 drag-and-drop1 form builder1 form creation1 horizontal stack1 ios1 ios native1 login page1 native app1 no_coding1 picker1 prebuilt templates1 radio button1 register page1 swiftui code generation1 template builder1